Posts
Wiki
All challenges. I lied a bit, these are actually in reverse chronological order, to make it less annoying to use on mobile devices.
Weekly
| Date | ID | Title | Link |
|---|---|---|---|
| 2016-10-196 | Mini Challenges | Post | |
| 2016-08-02 | 25 | Escape the trolls | Post |
| 2015-10-09 | 24 | Mini Challenges | Post |
| 2015-05-19 | 23 | Computational Complexity and Algorithm Design | Post |
| 2015-04-09 | 22 | Machine Learning | Post |
| 2015-03-31 | 21 | Recap and Updates | Post |
| 2015-01-19 | 20 | Paradigms | Post |
| 2015-01-05 | 19 | Looking forward into 2015 - Predictions. | Post |
| 2014-12-22 | 18 | Holiday Code - a time of sharing | Post |
| 2014-11-17 | 17 | Mini Challenges | Post |
| 2014-11-10 | 16 | Standards and Unwritten Standards | Post |
| 2014-10-27 | 15 | Architectural Patterns | Post |
| 2014-10-20 | 14 | High & Low Level | Post |
| 2014-10-08 | 13 | Personal projects | Post |
| 2014-09-22 | 12 | Learning a new language | Post |
| 2014-09-15 | 11 | Challenges you want | Post |
| 2014-09-09 | 10 | The Future | Post |
| 2014-09-01 | 9 | Binary Trees | Post |
| 2014-08-26 | 8 | Sorting algorithms | Post |
| 2014-08-18 | 7 | Programming Tools -- The Editors | Post |
| 2014-08-11 | 6 | Python Tips and Tricks | Post |
| 2014-08-04 | 5 | Comment Blocks | Post |
| 2014-07-28 | 4 | Variable Names | Post |
| 2014-07-21 | 3 | Favorite Data Structure | Post |
| 2014-07-14 | 2 | Pre-coding Work | Post |
| 2014-07-08 | 1 | Handling Console Input | Post |
Challenge
| Date | ID | Difficulty | Title | Link |
|---|---|---|---|---|
| 2020-10-21 | 386 | Partition counts | Post | |
| 2020-07-15 | 385 | The Almost Impossible Chessboard Puzzle | Post | |
| 2020-04-15 | 384 | Necklace counting | Post | |
| 2020-03-09 | 383 | Necklace matching | Post | |
| 2020-01-24 | 382 | Crossword grids | Post | |
| 2019-11-11 | 381 | Yahtzee Upper Section Scoring | Post | |
| 2019-08-09 | 380 | Smooshed Morse Code 3 | Post | |
| 2019-08-07 | 380 | Smooshed Morse Code 2 | Post | |
| 2019-08-05 | 380 | Smooshed Morse Code 1 | Post | |
| 2019-07-15 | 379 | Progressive taxation | Post | |
| 2019-05-20 | 378 | The Havel-Hakimi algorithm for graph realization | Post | |
| 2019-04-08 | 377 | Axis-aligned crate packing | Post | |
| 2019-03-13 | 376 | The Revised Julian Calendar | Post | |
| 2019-02-15 | 375 | Graph of Thrones | Post | |
| 2019-02-13 | 375 | A Card Flipping Game | Post | |
| 2019-02-11 | 375 | Print a new number by adding one to each of its digit | Post | |
| 2019-02-01 | 374 | Nonogram Solver | Post | |
| 2019-01-30 | 374 | The Game of Blobs | Post | |
| 2019-01-29 | 374 | Additive Persistence | Post | |
| 2019-01-25 | 373 | Embeddable trees | Post | |
| 2019-01-14 | 372 | Perfectly balanced | Post | |
| 2018-12-31 | 371 | N queens validator | Post | |
| 2018-12-17 | 370 | UPC check digits | Post | |
| 2018-11-26 | 369 | Hex colors | Post | |
| 2018-11-21 | 368 | Single-symbol squares | Post | |
| 2018-09-07 | 367 | The Mondrian Puzzle | Post | |
| 2018-09-04 | 367 | Subfactorials - Another Twist on Factorials | Post | |
| 2018-08-24 | 366 | Incomplete word ladders | Post | |
| 2018-08-22 | 366 | Word funnel 2 | Post | |
| 2018-08-20 | 366 | Word funnel 1 | Post | |
| 2018-07-13 | 365 | Tessellations and Tilings | Post | |
| 2018-07-11 | 365 | Sales Commissions | Post | |
| 2018-07-09 | 365 | Up-arrow Notation | Post | |
| 2018-06-22 | 364 | Tiling with Pentominos | Post | |
| 2018-06-20 | 364 | The Ducci Sequence | Post | |
| 2018-06-18 | 364 | Create a Dice Roller | Post | |
| 2018-06-15 | 363 | Anagram Slices | Post | |
| 2018-06-14 | 363 | Word Hy-phen-a-tion By Com-put-er | Post | |
| 2018-06-11 | 363 | I before E except after C | Post | |
| 2018-05-30 | 362 | "Route" Transposition Cipher | Post | |
| 2018-05-18 | 361 | Sudoku knight's tour | Post | |
| 2018-05-16 | 361 | ElsieFour low-tech cipher | Post | |
| 2018-05-14 | 361 | Tally Program | Post | |
| 2018-05-09 | 360 | Find the Nearest Aeroplane | Post | |
| 2018-05-04 | 359 | Primes in Grids | Post | |
| 2018-05-02 | 359 | Unwrap Some Text | Post | |
| 2018-04-30 | 359 | Regular Paperfold Sequence Generator | Post | |
| 2018-04-27 | 358 | Puzzle me this | Post | |
| 2018-04-25 | 358 | Everyone's A Winner! | Post | |
| 2018-04-24 | 358 | Decipher The Seven Segments | Post | |
| 2018-04-20 | 357 | Continued Fractions | Post | |
| 2018-04-19 | 357 | Kolakoski Sequences | Post | |
| 2017-12-22 | 345 | Hard | 2D Triangle Mesh Generator | [post] ( https://www.reddit.com/r/dailyprogrammer/comments/7ljqhl/20171222_challenge_345_hard_2d_triangle_mesh/ ) |
| 2017-12-15 | 344 | Hard | Write a Web Client | [post] ( https://www.reddit.com/r/dailyprogrammer/comments/7jzy8k/20171215_challenge_344_hard_write_a_web_client/ ) |
| 2017-12-13 | 344 | Intermediate | Banker's Algorithm | [post] ( https://www.reddit.com/r/dailyprogrammer/comments/7jkfu5/20171213_challenge_344_intermediate_bankers/ ) |
| 2017-12-11 | 344 | Easy | Baum-Sweet Sequence | [post] ( https://www.reddit.com/r/dailyprogrammer/comments/7j33iv/20171211_challenge_344_easy_baumsweet_sequence/ ) |
| 2017-12-08 | 343 | Hard | Procedural music generation | [post] ( https://www.reddit.com/r/dailyprogrammer/comments/7ifbd5/20171208_challenge_343_hard_procedural_music/ ) |
| 2017-12-06 | 343 | Intermediate | Mozart's Musical Dice | [post] ( https://www.reddit.com/r/dailyprogrammer/comments/7i1ib1/20171206_challenge_343_intermediate_mozarts/ ) |
| 2017-12-04 | 343 | Easy | Major scales | [post] ( https://www.reddit.com/r/dailyprogrammer/comments/7hhyin/20171204_challenge_343_easy_major_scales/ ) |
| 2017-12-01 | 342 | Hard | Snake in a Box | [post] ( https://www.reddit.com/r/dailyprogrammer/comments/7gvned/20171201_challenge_342_hard_snake_in_a_box/ ) |
| 2017-11-29 | 342 | Intermediate | ASCII85 Encoding and Decoding | [post] ( https://www.reddit.com/r/dailyprogrammer/comments/7gdsy4/20171129_challenge_342_intermediate_ascii85/ ) |
| 2017-11-27 | 342 | Easy | Polynomial Division | [post] ( https://www.reddit.com/r/dailyprogrammer/comments/7fvy7z/20171127_challenge_342_easy_polynomial_division/ ) |
| 2017-11-24 | 341 | Hard | Finding a Map Subsection | [post] ( https://www.reddit.com/r/dailyprogrammer/comments/7f5uyg/20171124_challenge_341_hard_finding_a_map/ ) |
| 2017-11-22 | 341 | Intermediate | Listening for Incoming Aircraft | [post] ( https://www.reddit.com/r/dailyprogrammer/comments/7es7gj/20171122_challenge_341_intermediate_listening_for/ ) |
| 2017-11-21 | 341 | Easy | Repeating Numbers | [post] ( https://www.reddit.com/r/dailyprogrammer/comments/7eh6k8/20171121_challenge_341_easy_repeating_numbers/ ) |
| 2017-11-17 | 340 | Hard | Write a Web Crawler | [post] ( https://www.reddit.com/r/dailyprogrammer/comments/7dlaeq/20171117_challenge_340_hard_write_a_web_crawler/ ) |
| 2017-11-14 | 340 | Intermediate | Walk in a Minefield | [post] ( https://www.reddit.com/r/dailyprogrammer/comments/7d4yoe/20171114_challenge_340_intermediate_walk_in_a/ ) |
| 2017-11-13 | 340 | Easy | First Recurring Character | [post] ( https://www.reddit.com/r/dailyprogrammer/comments/7cnqtw/20171113_challenge_340_easy_first_recurring/ ) |
| 2017-11-10 | 339 | Hard | Severing the Power Grid | [post] ( https://www.reddit.com/r/dailyprogrammer/comments/7c4bju/20171110_challenge_339_hard_severing_the_power/ ) |
| 2017-11-08 | 339 | Intermediate | A car renting problem | [post] ( https://www.reddit.com/r/dailyprogrammer/comments/7btzrw/20171108_challenge_339_intermediate_a_car_renting/ ) |
| 2017-11-06 | 339 | Easy | Fixed-length file processing | [post] ( https://www.reddit.com/r/dailyprogrammer/comments/7b5u96/20171106_challenge_339_easy_fixedlength_file/ ) |
| 2017-11-02 | 338 | Intermediate | Maze turner | [post] ( https://www.reddit.com/r/dailyprogrammer/comments/7aae56/20171102_challenge_338_intermediate_maze_turner/ ) |
| 2017-10-30 | 338 | Easy | What day was it again? | [post] ( https://www.reddit.com/r/dailyprogrammer/comments/79npf9/20171030_challenge_338_easy_what_day_was_it_again/ ) |
| 2017-10-26 | 337 | Intermediate | Scrambled images | [post] ( https://www.reddit.com/r/dailyprogrammer/comments/78twyd/20171026_challenge_337_intermediate_scrambled/ ) |
| 2017-10-23 | 337 | Easy | Minimize & Maximize | [post] ( https://www.reddit.com/r/dailyprogrammer/comments/784fgr/20171023_challenge_337_easy_minimize_maximize/ ) |
| 2017-10-20 | 336 | Hard | Van der Waerden numbers | [post] ( https://www.reddit.com/r/dailyprogrammer/comments/77m6l4/20171020_challenge_336_hard_van_der_waerden/ ) |
| 2017-10-18 | 336 | Intermediate | Repetitive Rubik's Cube | [post] ( https://www.reddit.com/r/dailyprogrammer/comments/776lcz/20171018_challenge_336_intermediate_repetitive/ ) |
| 2017-10-16 | 336 | Easy | Cannibal numbers | [post] ( https://www.reddit.com/r/dailyprogrammer/comments/76qk58/20171016_challenge_336_easy_cannibal_numbers/ ) |
| 2017-10-11 | 335 | Intermediate | Scoring a Cribbage Hand | [post] ( https://www.reddit.com/r/dailyprogrammer/comments/75p1cs/20171011_challenge_335_intermediate_scoring_a/ ) |
| 2017-10-09 | 335 | Easy | Consecutive Distance Rating | [post] ( https://www.reddit.com/r/dailyprogrammer/comments/759fha/20171009_challenge_335_easy_consecutive_distance/ ) |
| 2017-10-06 | 334 | Hard | Dinosaurs | [post] ( https://www.reddit.com/r/dailyprogrammer/comments/74np6k/20171006_challenge_334_hard_dinosaurs/ ) |
| 2017-10-04 | 334 | Intermediate | Carpet Fractals | [post] ( https://www.reddit.com/r/dailyprogrammer/comments/748ba7/20171004_challenge_334_intermediate_carpet/ ) |
| 2017-09-29 | 333 | Hard | Build a Web API-driven Data Site | [post] ( https://www.reddit.com/r/dailyprogrammer/comments/739j8c/20170929_challenge_333_hard_build_a_web_apidriven/ ) |
| 2017-09-27 | 333 | Intermediate | Beer Street and Gin Lane | [post] ( https://www.reddit.com/r/dailyprogrammer/comments/72s7xp/20170927_challenge_333_intermediate_beer_street/ ) |
| 2017-09-26 | 333 | Easy | Packet Assembler | [post] ( https://www.reddit.com/r/dailyprogrammer/comments/72ivih/20170926_challenge_333_easy_packet_assembler/ ) |
| 2017-09-22 | 332 | Hard | Skyscrapers and CEO's peculiar requirements | [post] ( https://www.reddit.com/r/dailyprogrammer/comments/71pzlb/20170922_challenge_332_hard_skyscrapers_and_ceos/ ) |
| 2017-09-20 | 332 | Intermediate | Training for Summiting Everest | [post] ( https://www.reddit.com/r/dailyprogrammer/comments/71gbqj/20170920_challenge_332_intermediate_training_for/ ) |
| 2017-09-15 | 331 | Hard | Interactive Interpreter | [post] ( https://www.reddit.com/r/dailyprogrammer/comments/7096nu/20170915_challenge_331_hard_interactive/ ) |
| 2017-09-13 | 331 | Intermediate | Sum of digits of x raised to n | [post] ( https://www.reddit.com/r/dailyprogrammer/comments/6zvjre/20170913_challenge_331_intermediate_sum_of_digits/ ) |
| 2017-09-11 | 331 | Easy | The Adding Calculator | [post] ( https://www.reddit.com/r/dailyprogrammer/comments/6ze9z0/20170911_challenge_331_easy_the_adding_calculator/ ) |
| 2017-09-08 | 330 | Hard | Mini-Chess Positions | [post] ( https://www.reddit.com/r/dailyprogrammer/comments/6yu31a/20170908_challenge_330_hard_minichess_positions/ ) |
| 2017-09-06 | 330 | Intermediate | Check Writer | [post] ( https://www.reddit.com/r/dailyprogrammer/comments/6yep7x/20170906_challenge_330_intermediate_check_writer/ ) |
| 2017-09-04 | 330 | Easy | Surround the circles | [post] ( https://www.reddit.com/r/dailyprogrammer/comments/6y19v2/20170904_challenge_330_easy_surround_the_circles/ ) |
| 2017-09-01 | 329 | Hard | Implementing a Templating Engine | [post] ( https://www.reddit.com/r/dailyprogrammer/comments/6xfdv3/20170901_challenge_329_hard_implementing_a/ ) |
| 2017-08-31 | 329 | Intermediate | Solve the Water Bucket Riddle | [post] ( https://www.reddit.com/r/dailyprogrammer/comments/6x77p1/20170831_challenge_329_intermediate_solve_the/ ) |
| 2017-8-28] | 29 | Easy | Nearest Lucky Numbers | [post] ( https://www.reddit.com/r/dailyprogrammer/comments/6wjscp/2017828_challenge_329_easy_nearest_lucky_numbers/ ) |
| 2017-08-25 | 328 | Hard | Subset Sum Automata | [post] ( https://www.reddit.com/r/dailyprogrammer/comments/6vyihu/20170825_challenge_328_hard_subset_sum_automata/ ) |
| 17-08-23] | 8 [ | Intermediate | diate] Pyramid sliding | [post] ( https://www.reddit.com/r/dailyprogrammer/comments/6vi9ro/170823_challenge_328_intermediate_pyramid_sliding/ ) |
| 17-08-21] | 8 [ | Easy | atin Squares | [post] ( https://www.reddit.com/r/dailyprogrammer/comments/6v29zk/170821_challenge_328_easy_latin_squares/ ) |
| 2017-08-18 | 327 | Hard | Calculating Costas Arrays | [post] ( https://www.reddit.com/r/dailyprogrammer/comments/6uifb0/20170818_challenge_327_hard_calculating_costas/ ) |
| 2017-08-11 | 326 | Hard | Multifaceted alphabet blocks | [post] ( https://www.reddit.com/r/dailyprogrammer/comments/6t0zua/20170811_challenge_326_hard_multifaceted_alphabet/ ) |
| 2017-08-09 | 326 | Intermediate | Scrabble in Reverse | [post] ( https://www.reddit.com/r/dailyprogrammer/comments/6sld01/20170809_challenge_326_intermediate_scrabble_in/ ) |
| 2017-08-7] | 26 | Easy | Nearest Prime Numbers | [post] ( https://www.reddit.com/r/dailyprogrammer/comments/6s70oh/2017087_challenge_326_easy_nearest_prime_numbers/ ) |
| 2017-08-05 | 325 | Hard | Generating mazes | [post] ( https://www.reddit.com/r/dailyprogrammer/comments/6rqwxk/20170805_challenge_325_hard_generating_mazes/ ) |
| 2017-08-03 | 325 | Intermediate | Arrow maze | [post] ( https://www.reddit.com/r/dailyprogrammer/comments/6rb98p/20170803_challenge_325_intermediate_arrow_maze/ ) |
| 2017-08-01 | 325 | Easy | Color maze | [post] ( https://www.reddit.com/r/dailyprogrammer/comments/6qutez/20170801_challenge_325_easy_color_maze/ ) |
| 2017-07-17 | 324 | Easy | "manual" square root procedure (intermediate) | [post] ( https://www.reddit.com/r/dailyprogrammer/comments/6nstip/20170717_challenge_324_easy_manual_square_root/ ) |
| 2017-07-14 | 323 | Hard | Difference coverage | [post] ( https://www.reddit.com/r/dailyprogrammer/comments/6n8qb7/20170714_challenge_323_hard_difference_coverage/ ) |
| 2017-07-12 | 323 | Intermediate | Parsing Postal Addresses | [post] ( https://www.reddit.com/r/dailyprogrammer/comments/6mtvbk/20170712_challenge_323_intermediate_parsing/ ) |
| 2017-07-10 | 323 | Easy | 3SUM | [post] ( https://www.reddit.com/r/dailyprogrammer/comments/6melen/20170710_challenge_323_easy_3sum/ ) |
| 2017-07-07 | 322 | Hard | Static HTTP Server | [post] ( https://www.reddit.com/r/dailyprogrammer/comments/6lti17/20170707_challenge_322_hard_static_http_server/ ) |
| 2017-07-05 | 322 | Intermediate | Largest Palindrome | [post] ( https://www.reddit.com/r/dailyprogrammer/comments/6ldv3m/20170705_challenge_322_intermediate_largest/ ) |
| 2017-07-03 | 322 | Easy | All Pairs Test Generator | [post] ( https://www.reddit.com/r/dailyprogrammer/comments/6l3hd8/20170703_challenge_322_easy_all_pairs_test/ ) |
| 2017-06-30 | 321 | Hard | Circle Splitter | [post] ( https://www.reddit.com/r/dailyprogrammer/comments/6ksmh5/20170630_challenge_321_hard_circle_splitter/ ) |
| 2017-06-29 | 321 | Intermediate | Affine Cipher Solver | [post] ( https://www.reddit.com/r/dailyprogrammer/comments/6k123x/20170629_challenge_321_intermediate_affine_cipher/ ) |
| 2017-06-27 | 321 | Easy | Talking Clock | [post] ( https://www.reddit.com/r/dailyprogrammer/comments/6jr76h/20170627_challenge_321_easy_talking_clock/ ) |
| 2017-06-24 | 320 | Hard | Path to Philosophy | [post] ( https://www.reddit.com/r/dailyprogrammer/comments/6j7k3x/20170624_challenge_320_hard_path_to_philosophy/ ) |
| 2017-06-21 | 320 | Intermediate | War (card game) | [post] ( https://www.reddit.com/r/dailyprogrammer/comments/6ilyfi/20170621_challenge_320_intermediate_war_card_game/ ) |
| 2017-06-19 | 320 | Easy | Spiral Ascension | [post] ( https://www.reddit.com/r/dailyprogrammer/comments/6i60lr/20170619_challenge_320_easy_spiral_ascension/ ) |
| 2017-06-16 | 319 | Hard | Worm Wars 2 - Network Epidemiology | [post] ( https://www.reddit.com/r/dailyprogrammer/comments/6hm5j2/20170616_challenge_319_hard_worm_wars_2_network/ ) |
| 2016-06-14 | 319 | Intermediate | Worm Wars 1 - Basic Epidemiology | [post] ( https://www.reddit.com/r/dailyprogrammer/comments/6h9woe/20160614_challenge_319_intermediate_worm_wars_1/ ) |
| 2017-06-12 | 319 | Easy | Condensing Sentences | [post] ( https://www.reddit.com/r/dailyprogrammer/comments/6grwny/20170612_challenge_319_easy_condensing_sentences/ ) |
| 2017-06-09 | 318 | Hard | Ladder Logic | [post] ( https://www.reddit.com/r/dailyprogrammer/comments/6g8ey0/20170609_challenge_318_hard_ladder_logic/ ) |
| 2017-06-07 | 318 | Intermediate | 2020 - NBA Revolution | [post] ( https://www.reddit.com/r/dailyprogrammer/comments/6ft96y/20170607_challenge_318_intermediate_2020_nba/ ) |
| 2017-06-05 | 318 | Easy | Countdown Game Show | [post] ( https://www.reddit.com/r/dailyprogrammer/comments/6fe9cv/20170605_challenge_318_easy_countdown_game_show/ ) |
| 2017-06-02 | 317 | Hard | Poker Odds | [post] ( https://www.reddit.com/r/dailyprogrammer/comments/6eublu/20170602_challenge_317_hard_poker_odds/ ) |
| 2017-05-31 | 317 | Intermediate | Counting Elements | [post] ( https://www.reddit.com/r/dailyprogrammer/comments/6eerfk/20170531_challenge_317_intermediate_counting/ ) |
| 2017-05-29 | 317 | Easy | Collatz Tag System | [post] ( https://www.reddit.com/r/dailyprogrammer/comments/6e08v6/20170529_challenge_317_easy_collatz_tag_system/ ) |
| 2017-05-26 | 316 | Hard | Longest Uncrossed Knight's Path | [post] ( https://www.reddit.com/r/dailyprogrammer/comments/6dgiig/20170526_challenge_316_hard_longest_uncrossed/ ) |
| 2017-05-24 | 316 | Intermediate | Sydney tourist shopping cart | [post] ( https://www.reddit.com/r/dailyprogrammer/comments/6d29om/20170524_challenge_316_intermediate_sydney/ ) |
| 2017-05-22 | 316 | Easy | Knight's Metric | [post] ( https://www.reddit.com/r/dailyprogrammer/comments/6coqwk/20170522_challenge_316_easy_knights_metric/ ) |
| 2017-05-18 | 315 | Intermediate | Game of life that has a twist | [post] ( https://www.reddit.com/r/dailyprogrammer/comments/6bumxo/20170518_challenge_315_intermediate_game_of_life/ ) |
| 2017-05-15 | 315 | Easy | XOR Multiplication | [post] ( https://www.reddit.com/r/dailyprogrammer/comments/6ba9id/20170515_challenge_315_easy_xor_multiplication/ ) |
| 2017-05-12 | 14 | Hard | Finding Point Nemo | [post] ( https://www.reddit.com/r/dailyprogrammer/comments/6arlw4/20170512_chalenge_314_hard_finding_point_nemo/ ) |
| 2017-05-10 | 314 | Intermediate | Comparing Rotated Words | [post] ( https://www.reddit.com/r/dailyprogrammer/comments/6aefs1/20170510_challenge_314_intermediate_comparing/ ) |
| 2017-05-08 | 314 | Easy | Concatenated Integers | [post] ( https://www.reddit.com/r/dailyprogrammer/comments/69y21t/20170508_challenge_314_easy_concatenated_integers/ ) |
| 2017-05-05 | 313 | Hard | Embedded word list | [post] ( https://www.reddit.com/r/dailyprogrammer/comments/69fxq8/20170505_challenge_313_hard_embedded_word_list/ ) |
| 2017-05-03 | 313 | Intermediate | PGM image manipulation | [post] ( https://www.reddit.com/r/dailyprogrammer/comments/68zsoo/20170503_challenge_313_intermediate_pgm_image/ ) |
| 2017-05-01 | 313 | Easy | Subset sum | [post] ( https://www.reddit.com/r/dailyprogrammer/comments/68oda5/20170501_challenge_313_easy_subset_sum/ ) |
| 2017-04-28 | 312 | Hard | Text Summarizer | [post] ( https://www.reddit.com/r/dailyprogrammer/comments/683w4s/20170428_challenge_312_hard_text_summarizer/ ) |
| 2017-04-26 | 312 | Intermediate | Next largest number | [post] ( https://www.reddit.com/r/dailyprogrammer/comments/67q3s6/20170426_challenge_312_intermediate_next_largest/ ) |
| 2017-04-24 | 312 | Easy | L33tspeak Translator | [post] ( https://www.reddit.com/r/dailyprogrammer/comments/67dxts/20170424_challenge_312_easy_l33tspeak_translator/ ) |
| 2017-04-21 | 311 | Hard | Procedural Dungeon Generation | [post] ( https://www.reddit.com/r/dailyprogrammer/comments/66p87v/20170421_challenge_311_hard_procedural_dungeon/ ) |
| 2017-04-19 | 311 | Intermediate | IPv4 Subnet Calculator | [post] ( https://www.reddit.com/r/dailyprogrammer/comments/669u44/20170419_challenge_311_intermediate_ipv4_subnet/ ) |
| 2017-04-17 | 311 | Easy | Jolly Jumper | [post] ( https://www.reddit.com/r/dailyprogrammer/comments/65vgkh/20170417_challenge_311_easy_jolly_jumper/ ) |
| 2017-04-14 | 310 | Hard | The Guards and the Mansion | [post] ( https://www.reddit.com/r/dailyprogrammer/comments/65fkwh/20170414_challenge_310_hard_the_guards_and_the/ ) |
| 2017-04-12 | 310 | Intermediate | Simplifying square roots | [post] ( https://www.reddit.com/r/dailyprogrammer/comments/64y4cf/20170412_challenge_310_intermediate_simplifying/ ) |
| 2017-04-10 | 310 | Easy | Kids Lotto | [post] ( https://www.reddit.com/r/dailyprogrammer/comments/64jesw/20170410_challenge_310_easy_kids_lotto/ ) |
| 2017-04-07 | 309 | Hard | Patterns overlap | [post] ( https://www.reddit.com/r/dailyprogrammer/comments/641zpj/20170407_challenge_309_hard_patterns_overlap/ ) |
| 2017-04-05 | 309 | Intermediate | Sequential/Finite state machines | [post] ( https://www.reddit.com/r/dailyprogrammer/comments/63n40x/20170405_challenge_309_intermediate/ ) |
| 2017-03-31 | 308 | Hard | Slider Game Puzzle | [post] ( https://www.reddit.com/r/dailyprogrammer/comments/62ktmx/20170331_challenge_308_hard_slider_game_puzzle/ ) |
| 2017-03-27 | 308 | Easy | Let it burn | [post] ( https://www.reddit.com/r/dailyprogrammer/comments/61ub0j/20170327_challenge_308_easy_let_it_burn/ ) |
| 2017-03-22 | 307 | Intermediate | Scrabble problem | [post] ( https://www.reddit.com/r/dailyprogrammer/comments/611tqx/20170322_challenge_307_intermediate_scrabble/ ) |
| 2017-03-20 | 307 | Easy | base 255 part1 | [post] ( https://www.reddit.com/r/dailyprogrammer/comments/60ibay/20170320_challenge_307_easy_base_255_part1/ ) |
| 2017-03-17 | 306 | Hard | Generate Strings to Match a Regular Expression | [post] ( https://www.reddit.com/r/dailyprogrammer/comments/5zxebw/20170317_challenge_306_hard_generate_strings_to/ ) |
| 2017-03-15 | 306 | Intermediate | Gray Code | [post] ( https://www.reddit.com/r/dailyprogrammer/comments/5zj7e4/20170315_challenge_306_intermediate_gray_code/ ) |
| 2017-03-13 | 306 | Easy | Pandigital Roman Numbers | [post] ( https://www.reddit.com/r/dailyprogrammer/comments/5z4f3z/20170313_challenge_306_easy_pandigital_roman/ ) |
| 2017-03-10 | 305 | Hard | Numbers for Sale | [post] ( https://www.reddit.com/r/dailyprogrammer/comments/5yoo87/20170310_challenge_305_hard_numbers_for_sale/ ) |
| 2017-03-08 | 305 | Intermediate | The Best Conjunction | [post] ( https://www.reddit.com/r/dailyprogrammer/comments/5yaiin/20170308_challenge_305_intermediate_the_best/ ) |
| 2017-03-06 | 305 | Easy | Permutation base | [post] ( https://www.reddit.com/r/dailyprogrammer/comments/5xu7sz/20170306_challenge_305_easy_permutation_base/ ) |
| 2017-03-03 | 304 | Hard | Generating a fractal using affine transformation | [post] ( https://www.reddit.com/r/dailyprogrammer/comments/5xaoxb/20170303_challenge_304_hard_generating_a_fractal/ ) |
| 2017-03-01 | 304 | Intermediate | Horse Race Sorting | [post] ( https://www.reddit.com/r/dailyprogrammer/comments/5ww6o5/20170301_challenge_304_intermediate_horse_race/ ) |
| 2017-02-28 | 304 | Easy | Little Accountant | [post] ( https://www.reddit.com/r/dailyprogrammer/comments/5wnbsi/20170228_challenge_304_easy_little_accountant/ ) |
| 2017-02-24 | 303 | Hard | Escaping a dangerous maze | [post] ( https://www.reddit.com/r/dailyprogrammer/comments/5vwwzg/20170224_challenge_303_hard_escaping_a_dangerous/ ) |
| 2017-02-21 | 303 | Easy | Ricochet | [post] ( https://www.reddit.com/r/dailyprogrammer/comments/5vb1wf/20170221_challenge_303_easy_ricochet/ ) |
| 2017-02-10 | 302 | Hard | ASCII Histogram Maker: Part 2 - The Proper Histogram | [post] ( https://www.reddit.com/r/dailyprogrammer/comments/5t7l07/20170210_challenge_302_hard_ascii_histogram_maker/ ) |
| 2017-02-08 | 302 | Intermediate | ASCII Histogram Maker: Part 1 - The Simple Bar Chart | [post] ( https://www.reddit.com/r/dailyprogrammer/comments/5st2so/20170208_challenge_302_intermediate_ascii/ ) |
| 2017-02-06 | 302 | Easy | Spelling with Chemistry | [post] ( https://www.reddit.com/r/dailyprogrammer/comments/5seexn/20170206_challenge_302_easy_spelling_with/ ) |
| 2017-02-03 | 301 | Hard | Guitar Tablature | [post] ( https://www.reddit.com/r/dailyprogrammer/comments/5rt1cj/20170203_challenge_301_hard_guitar_tablature/ ) |
| 2017-02-02 | 301 | Easy | Intemerdiate] Looking for patterns | [post] ( https://www.reddit.com/r/dailyprogrammer/comments/5rlpz1/20170202_challenge_301_easyintemerdiate_looking/ ) |
| 2017-01-28 | 300 | Hard | Let's make some noise part 3 | [post] ( https://www.reddit.com/r/dailyprogrammer/comments/5qp3ou/20170128_challenge_300_hard_lets_make_some_noise/ ) |
| 2017-01-26 | 300 | Easy | Intermediate] Let's make some noise part 2 | [post] ( https://www.reddit.com/r/dailyprogrammer/comments/5q9cll/20170126_challenge_300_easyintermediate_lets_make/ ) |
| 2017-01-23 | 300 | Easy | Let's make some noise | [post] ( https://www.reddit.com/r/dailyprogrammer/comments/5prdgb/20170123_challenge_300_easy_lets_make_some_noise/ ) |
| 2017-01-13 | 299 | Hard | Functional Graph solving | [post] ( https://www.reddit.com/r/dailyprogrammer/comments/5nr86m/20170113_challenge_299_hard_functional_graph/ ) |
| 2017-01-11 | 299 | Intermediate | From Maze to graph | [post] ( https://www.reddit.com/r/dailyprogrammer/comments/5nciz5/20170111_challenge_299_intermediate_from_maze_to/ ) |
| 2017-01-09 | 298 | Hard | Functional Maze solving | [post] ( https://www.reddit.com/r/dailyprogrammer/comments/5mzr6x/20170109_challenge_298_hard_functional_maze/ ) |
| 2017-01-04 | 298 | Intermediate | Too many or too few Parentheses | [post] ( https://www.reddit.com/r/dailyprogrammer/comments/5m034l/20170104_challenge_298_intermediate_too_many_or/ ) |
| 2017-01-2] | 98 | Easy | Too many Parentheses | [post] ( https://www.reddit.com/r/dailyprogrammer/comments/5llkbj/2017012_challenge_298_easy_too_many_parentheses/ ) |
| 2016-12-30 | 297 | Hard | Parentheses trees | [post] ( https://www.reddit.com/r/dailyprogrammer/comments/5l42dx/20161230_challenge_297_hard_parentheses_trees/ ) |
| 2016-12-23 | 296 | Hard | Flood Fill Puzzle Game | [post] ( https://www.reddit.com/r/dailyprogrammer/comments/5jxeal/20161223_challenge_296_hard_flood_fill_puzzle_game/ ) |
| 2016-12-22 | 296 | Intermediate | Intersecting Area Of Overlapping Rectangles | [post] ( https://www.reddit.com/r/dailyprogrammer/comments/5jpt8v/20161222_challenge_296_intermediate_intersecting/ ) |
| 2016-12-19 | 296 | Easy | The Twelve Days of... | [post] ( https://www.reddit.com/r/dailyprogrammer/comments/5j6ggm/20161219_challenge_296_easy_the_twelve_days_of/ ) |
| 2016-12-16 | 295 | Hard | Advanced pacman | [post] ( https://www.reddit.com/r/dailyprogrammer/comments/5iq4ix/20161216_challenge_295_hard_advanced_pacman/ ) |
| 2016-12-15 | 295 | Intermediate | Seperated Spouses | [post] ( https://www.reddit.com/r/dailyprogrammer/comments/5ijb4z/20161215_challenge_295_intermediate_seperated/ ) |
| 2016-12-12 | 295 | Easy | Letter by letter | [post] ( https://www.reddit.com/r/dailyprogrammer/comments/5hy8sm/20161212_challenge_295_easy_letter_by_letter/ ) |
| 2016-12-09 | 294 | Hard | Rack management 3 | [post] ( https://www.reddit.com/r/dailyprogrammer/comments/5hcd0x/20161209_challenge_294_hard_rack_management_3/ ) |
| 2016-12-07 | 294 | Intermediate | Rack management 2 | [post] ( https://www.reddit.com/r/dailyprogrammer/comments/5h40ml/20161207_challenge_294_intermediate_rack/ ) |
| 2016-12-05 | 294 | Easy | Rack management 1 | [post] ( https://www.reddit.com/r/dailyprogrammer/comments/5go843/20161205_challenge_294_easy_rack_management_1/ ) |
| 2016-11-25 | 293 | Hard | Zombies 2 - Your Princess is in Another Castle! | [post] ( https://www.reddit.com/r/dailyprogrammer/comments/5etds6/20161125_challenge_293_hard_zombies_2_your/ ) |
| 2016-11-24 | 293 | Intermediate | Defusing the second bomb | [post] ( https://www.reddit.com/r/dailyprogrammer/comments/5emuuy/20161124_challenge_293_intermediate_defusing_the/ ) |
| 2016-11-21 | 293 | Easy | Defusing the bomb | [post] ( https://www.reddit.com/r/dailyprogrammer/comments/5e4mde/20161121_challenge_293_easy_defusing_the_bomb/ ) |
| 2016-11-15 | 292 | Easy | Increasing range parsing | [post] ( https://www.reddit.com/r/dailyprogrammer/comments/5d1l7v/20161115_challenge_292_easy_increasing_range/ ) |
| 2016-11-11 | 291 | Hard | Spaghetti Wiring | [post] ( https://www.reddit.com/r/dailyprogrammer/comments/5cetzo/20161111_challenge_291_hard_spaghetti_wiring/ ) |
| 2016-11-09 | 291 | Intermediate | Reverse Polish Notation Calculator | [post] ( https://www.reddit.com/r/dailyprogrammer/comments/5c5jx9/20161109_challenge_291_intermediate_reverse/ ) |
| 2016-11-07 | 291 | Easy | Goldilocks' Bear Necessities | Post |
| 2016-11-04 | 290 | Hard | Gophers and Robot Dogs | Post |
| 2016-11-02 | 290 | Intermediate | Blinking LEDs | Post |
| 2016-10-31 | 290 | Easy | Kaprekar Numbers | Post |
| 2016-10-28 | 289 | Hard | "Spot it!" cards generator | Post |
| 2016-10-27 | 289 | Intermediate | Metro trip planner | Post |
| 2016-10-24 | 289 | Easy | It's super effective! | Post |
| 2016-10-21 | 288 | Hard | Adjacent Numbers problems | Post |
| 2016-10-19 | 288 | Intermediate | Stars and Stripes and Vertices | Post |
| 2016-10-17 | 288 | Easy | Detecting Alliteration | Post |
| 2016-10-14 | 287 | Hard | Word Numbers | Post |
| 2016-10-12 | 287 | Intermediate | Mathagrams | Post |
| 2016-10-10 | 287 | Easy | Kaprekar's Routine | Post |
| 2016-10-07 | 286 | Hard | Rush Hour Solver | Post |
| 2016-10-05 | 286 | Intermediate | Zeckendorf Representations of Positive Integers | Post |
| 2016-10-03 | 286 | Easy | Reverse Factorial | Post |
| 2016-09-30 | 285 | Hard | Math Proofs | Post |
| 2016-09-28 | 285 | Intermediate | Cross Platform/Language Data Encoding part 2 | Post |
| 2016-09-26 | 285 | Easy | Cross Platform/Language Data Encoding part 1 | Post |
| 2016-09-23 | 284 | Hard | Winning the Tournament | Post |
| 2016-09-21 | 284 | Intermediate | Punch Card Creator | Post |
| 2016-09-19 | 284 | Easy | Wandering Fingers | Post |
| 2016-09-16 | 283 | Hard | Guarding the Coast | Post |
| 2016-09-12 | 283 | Easy | Anagram Detector | Post |
| 2016-09-09 | 282 | Hard | Hidato | Post |
| 2016-09-07 | 282 | Intermediate | The final Quixo move | Post |
| 2016-09-05 | 282 | Easy | Unusual Bases | Post |
| 2016-09-02 | 281 | Hard | Minesweeper Solver | Post |
| 2016-08-31 | 281 | Intermediate | Dank usernames | Post |
| 2016-08-29 | 281 | Easy | Something about bases | Post |
| 2016-08-26 | 280 | Hard | Free Flow Solver | Post |
| 2016-08-24 | 280 | Intermediate | Anagram Maker | Post |
| 2016-08-22 | 280 | Easy | 0 to 100, Real Quick | Post |
| 2016-08-18 | 279 | Intermediate | Text Reflow | Post |
| 2016-08-16 | 279 | Easy | Uuencoding | Post |
| 2016-08-08 | 278 | Easy/Intermediate | Weave insert Part 1 | Post |
| 2016-07-29 | 277 | Hard | Trippy Julia fractals | Post |
| 2016-07-27 | 277 | Intermediate | Fake coins | Post |
| 2016-07-25 | 277 | Easy | Simplifying fractions | Post |
| 2016-07-22 | 276 | Hard | ∞ Loop solver part 2 | Post |
| 2016-07-20 | 276 | Intermediate | Key function | Post |
| 2016-07-18 | 276 | Easy | Recktangles | Post |
| 2016-07-15 | 275 | Hard | Splurthian Chemistry 103 | Post |
| 2016-07-13 | 275 | Intermediate | Splurthian Chemistry 102 | Post |
| 2016-07-11 | 275 | Easy | Splurthian Chemistry 101 | Post |
| 2016-07-08 | 274 | Hard | ∞ Loop solver | Post |
| 2016-07-06 | 274 | Intermediate | Calculating De Bruijn sequences | Post |
| 2016-07-04 | 274 | Easy | Gold and Treasure: The Beale Cipher | Post |
| 2016-07-01 | 273 | Hard | Elggob - Make a Boggle Layout | Post |
| 2016-06-29 | 273 | Intermediate | Twist up a message | Post |
| 2016-06-27 | 273 | Easy | Getting a degree | Post |
| 2016-06-24 | 272 | Hard | Air Pressure router valve - Part 1. | Post |
| 2016-06-22 | 272 | Intermediate | Dither that image | Post |
| 2016-06-20 | 272 | Easy | What's in the bag? | Post |
| 2016-06-17 | 271 | Hard | Formatting J code | Post |
| 2016-06-15 | 271 | Intermediate | Making Waves | Post |
| 2016-06-13 | 271 | Easy | Critical Hit | Post |
| 2016-06-10 | 270 | Hard | Alien Invasion Inversion | Post |
| 2016-06-08 | 270 | Intermediate | Generating Text with Markov Processes | Post |
| 2016-06-06 | 270 | Easy | Transpose the input text | Post |
| 2016-06-01 | 269 | Intermediate | Mirror encryption | Post |
| 2016-05-30 | 269 | Easy | BASIC Formatting | Post |
| 2016-05-27 | 268 | Hard | Network and Cards: Part 3, The cheaters | Post |
| 2016-05-25 | 268 | Intermediate | Network and Cards: Part 2, The cards | Post |
| 2016-05-23 | 268 | Easy | Network and Cards: Part 1, The network | Post |
| 2016-05-20 | 267 | Hard | IDDQD | Post |
| 2016-05-18 | 267 | Intermediate | Vive la résistance! | Post |
| 2016-05-16 | 267 | Easy | All the places your dog didn't win | Post |
| 2016-05-13 | 266 | Hard | Finding Friends in the Social Graph | Post |
| 2016-05-11 | 266 | Intermediate | Graph Radius and Diameter | Post |
| 2016-05-09 | 266 | Easy | Basic Graph Statistics: Node Degrees | Post |
| 2016-05-04 | 265 | Hard | Permutations with repeat | Post |
| 2016-05-04 | 265 | Easy | Permutations and combinations part 2 | Post |
| 2016-05-02 | 265 | Easy | Permutations and combinations part 1 | Post |
| 2016-04-29 | 264 | Hard | Detecting Poetry Forms | Post |
| 2016-04-27 | 264 | Intermediate | Gossiping bus drivers | Post |
| 2016-04-25 | 264 | Easy | Sort my code | Post |
| 2016-04-22 | 263 | Hard | Hashiwokakero | Post |
| 2016-04-20 | 263 | Intermediate | Help Eminem win his rap battle! | Post |
| 2016-04-18 | 263 | Easy | Calculating Shannon Entropy of a String | Post |
| 2016-04-15 | 262 | Hard | 4x4 puzzle swapper | Post |
| 2016-04-13 | 262 | Intermediate | Base 64 compression | Post |
| 2016-04-11 | 262 | Easy | MaybeNumeric | Post |
| 2016-04-08 | 261 | Hard | magic square dominoes | Post |
| 2016-04-06 | 261 | Intermediate | rearranged magic squares | Post |
| 2016-04-04 | 261 | Easy | verifying 3x3 magic squares | Post |
| 2016-04-01 | 260 | Hard | Never Ending Snake | Post |
| 2016-03-30 | 260 | Intermediate | Diagonal collision | Post |
| 2016-03-28 | 260 | Easy | Garage Door Opener | Post |
| 2016-03-25 | 259 | Hard | Operator number system | Post |
| 2016-03-23 | 259 | Intermediate | Mahjong Hands | Post |
| 2016-03-21 | 259 | Easy | Clarence the Slow Typist | Post |
| 2016-03-18 | 258 | Hard | IRC: Interactivity | Post |
| 2016-03-16 | 258 | Intermediate | IRC: Responding to commands | Post |
| 2016-03-14 | 258 | Easy | IRC: Making a Connection | Post |
| 2016-03-11 | 257 | Hard | Word Squares Part 2 | Post |
| 2016-03-09 | 257 | Intermediate | Word Squares Part 1 | Post |
| 2016-03-07 | 257 | Easy | In what year were most presidents alive? | Post |
| 2016-03-04 | 256 | Hard | RLE Obsession | Post |
| 2016-03-02 | 256 | Intermediate | Guess my hat color | Post |
| 2016-02-29 | 256 | Easy | Oblique and De-Oblique | Post |
| 2016-02-26 | 255 | Hard | Hacking a search engine | Post |
| 2016-02-24 | 255 | Intermediate | Ambiguous Bases | Post |
| 2016-02-22 | 255 | Easy | Playing with light switches | Post |
| 2016-02-19 | 254 | Hard | DNA Shotgun Sequencing | Post |
| 2016-02-17 | 254 | Intermediate | Finding Legal Reversi Moves | Post |
| 2016-02-16 | 254 | Easy | Atbash Cipher | Post |
| 2016-02-13 | 253 | Hard | Working like a terminal | Post |
| 2016-02-10 | 253 | Intermediate | Countdown (numbers game) | Post |
| 2016-02-08 | 253 | Easy | Unconditional Loan Income | Post |
| 2016-02-03 | 252 | Intermediate | A challenge by Fogcreek - Find the hidden string | Post |
| 2016-02-01 | 252 | Easy | Sailors and monkeys and coconuts, oh my! | Post |
| 2016-01-29 | 251 | Hard | ASCII Nonogram | Post |
| 2016-01-27 | 251 | Hard | Solve a Nonogram + Bonus | Post |
| 2016-01-25 | 251 | Easy | Create Nonogram description | Post |
| 2016-01-22 | 250 | Hard | Evolving salesmen | Post |
| 2016-01-20 | 250 | Intermediate | Self-descriptive numbers | Post |
| 2016-01-18 | 250 | Easy | Scraping /r/dailyprogrammer | Post |
| 2016-01-15 | 249 | Hard | Museum Cameras | Post |
| 2016-01-13 | 249 | Intermediate | Hello World Genetic or Evolutionary Algorithm | Post |
| 2016-01-11 | 249 | Easy | Playing the Stock Market | Post |
| 2016-01-08 | 248 | Hard | NotClick game | Post |
| 2016-01-06 | 248 | Intermediate | A Measure of Edginess | Post |
| 2016-01-04 | 248 | Easy | Draw Me Like One Of Your Bitmaps | Post |
| 2016-01-01 | 247 | Hard | Zombies on the highways! | Post |
| 2015-12-30 | 247 | Intermediate | Moving (diagonally) Up in Life | Post |
| 2015-12-28 | 247 | Easy | Secret Santa | Post |
| 2015-12-23 | 246 | Intermediate | Letter Splits | Post |
| 2015-12-21 | 246 | Easy | X-mass lights | Post |
| 2015-12-18 | 245 | Hard | Guess Who(is)? | Post |
| 2015-12-16 | 245 | Intermediate | Ggggggg gggg Ggggg-ggggg! | Post |
| 2015-12-14 | 245 | Easy | Date Dilemma | Post |
| 2015-12-09 | 244 | Easy | er - Array language (part 3) - J Forks | Post |
| 2015-12-09 | 244 | Intermediate | Higher order functions Array language (part 2) | Post |
| 2015-12-07 | 244 | Intermediate | Turn any language into an Array language (part 1) | Post |
| 2015-12-04 | 243 | Hard | New York Street Sweeper Paths | Post |
| 2015-12-02 | 243 | Intermediate | Jenny's Fruit Basket | Post |
| 2015-11-30 | 243 | Easy | Abundant and Deficient Numbers | Post |
| 2015-11-27 | 242 | Hard | Start to Rummikub | Post |
| 2015-11-18 | 242 | Intermediate | VHS recording problem | Post |
| 2015-11-23 | 242 | Easy | Funny plant | Post |
| 2015-11-20 | 241 | Hard | Chess Puzzle solver | Post |
| 2015-11-18 | 241 | Intermediate | ascii Bitmap Chess | Post |
| 2015-11-16 | 241 | Easy | Unicode Chess | Post |
| 2015-11-13 | 240 | Hard | KenKen Solver | Post |
| 2015-11-11 | 240 | Intermediate | Economic/Social modeling and queries | Post |
| 2015-11-09 | 240 | Easy | Typoglycemia | Post |
| 2015-11-06 | 239 | Hard | An Encoding of Threes | Post |
| 2015-11-04 | 239 | Intermediate | A Zero-Sum Game of Threes | Post |
| 2015-11-02 | 239 | Easy | A Game of Threes | Post |
| 2015-10-30 | 238 | Hard | Searching a Dungeon | Post |
| 2015-10-28 | 238 | Intermediate | Fallout Hacking Game | Post |
| 2015-10-26 | 238 | Easy | Consonants and Vowels | Post |
| 2015-10-23 | 237 | Hard | Takuzu Solver | Post |
| 2015-10-21 | 237 | Intermediate | Heighmap of Boxes | Post |
| 2015-10-19 | 237 | Easy | Broken Keyboard | Post |
| 2015-10-16 | 236 | Hard | Balancing chemical equations | Post |
| 2015-10-14 | 236 | Intermediate | Fibonacci-ish Sequence | Post |
| 2015-10-12 | 236 | Easy | Random Bag System | Post |
| 2015-10-09 | 235 | Hard | Contiguous Chain Variation | Post |
| 2015-10-07 | 235 | Intermediate | Scoring a Bowling Game | Post |
| 2015-10-05 | 235 | Easy | Ruth-Aaron Pairs | Post |
| 2015-10-02 | 234 | Hard | Kanoodle Solver | Post |
| 2015-09-30 | 234 | Intermediate | Red Squiggles | Post |
| 2015-09-28 | 234 | Easy | Vampire Numbers | Post |
| 2015-09-23 | 233 | Intermediate | Game of Text Life | Post |
| 2015-09-21 | 233 | Easy | The house that ASCII built | Post |
| 2015-09-18 | 232 | Hard | Redistricting Voting Blocks | Post |
| 2015-09-16 | 232 | Intermediate | Where Should Grandma's House Go? | Post |
| 2015-09-14 | 232 | Easy | Palindromes | Post |
| 2015-09-11 | 231 | Hard | Eight Husbands for Eight Sisters | Post |
| 2015-09-09 | 231 | Intermediate | Set Game Solver | Post |
| 2015-09-07 | 213 | Easy | Cellular Automata: Rule 90 | Post |
| 2015-09-03 | 230 | Hard | Logo De-compactification | Post |
| 2015-09-01 | 230 | Intermediate | Word Compactification | Post |
| 2015-08-31 | 230 | Easy | JSON treasure hunt | Post |
| 2015-08-28 | 229 | Hard | Divisible by 7 | Post |
| 2015-08-26 | 229 | Intermediate | Reverse Fizz Buzz | Post |
| 2015-08-24 | 229 | Easy | The Dottie Number | Post |
| 2015-08-21 | 228 | Hard | Golomb Rulers | Post |
| 2015-08-19 | 228 | Intermediate | Use a Web Service to Find Bitcoin Prices | Post |
| 2015-08-17 | 228 | Easy | Letters in Alphabetical Order | Post |
| 2015-08-14 | 227 | Hard | Adjacency Matrix Generator | Post |
| 2015-08-12 | 227 | Intermediate | Contiguous chains | Post |
| 2015-08-10 | 227 | Easy | Square Spirals | Post |
| 2015-08-07 | 226 | Hard | Kakuro Solver | Post |
| 2015-08-05 | 226 | Intermediate | Connect Four | Post |
| 2015-08-03 | 226 | Easy | Adding fractions | Post |
| 2015-07-31 | 225 | Intermediate | Diagonal Maze | Post |
| 2015-07-29 | 225 | Intermediate | Estimating pi from images of circles | Post |
| 2015-07-27 | 225 | Easy/Intermediate | De-columnizing | Post |
| 2015-07-24 | 224 | Hard | Langford strings | Post |
| 2015-07-22 | 224 | Intermediate | Detecting Four Sided Figures | Post |
| 2015-07-20 | 224 | Easy | Shuffling a List | Post |
| 2015-07-17 | 223 | Hard | The Heighway dragon fractal | Post |
| 2015-07-15 | 223 | Intermediate | Eel of Fortune | Post |
| 2015-07-13 | 223 | Easy | Garland words | Post |
| 2015-07-10 | 222 | Hard | Customer Unit Delivery Scheduling | Post |
| 2015-07-08 | 222 | Intermediate | Simple Stream Cipher | Post |
| 2015-07-06 | 222 | Easy | Balancing Words | Post |
| 2015-07-03 | 221 | Hard | Poetry in a haystack | Post |
| 2015-07-01 | 221 | Intermediate | Unravelling a word snake | Post |
| 2015-06-29 | 221 | Easy | Word snake | Post |
| 2015-06-26 | 220 | Hard | Substitution Cryptanalysis | Post |
| 2015-06-24 | 220 | Intermediate | It's Go time! | Post |
| 2015-06-22 | 220 | Easy | Mangling sentences | Post |
| 2015-06-17 | 219 | Hard | The Cave of Prosperity | Post |
| 2015-06-17 | 219 | Intermediate | To-do list (Part 2) | Post |
| 2015-06-15 | 218 | Easy | To-do list (Part 1) | Post |
| 2015-06-12 | 218 | Hard | Elevator Scheduling | Post |
| 2015-06-10 | 218 | Intermediate | Generating Polyominoes | Post |
| 2015-06-08 | 218 | Easy | Making numbers palindromic | Post |
| 2015-06-05 | 217 | Practical Exercise | TeXSCII | Post |
| 2015-06-03 | 217 | Intermediate | Space Code Breaking | Post |
| 2015-06-01 | 217 | Easy | Lumberjack Pile Problem | Post |
| 2015-05-29 | 216 | Hard | Texas Hold 'Em 3 of 3 All In | Post |
| 2015-05-27 | 216 | Intermediate | Texas Hold 'Em 2 of 3 - Winning Hand & Know when to fold 'em | Post |
| 2015-05-25 | 216 | Easy | Texas Hold 'Em 1 of 3 - Let's deal. | Post |
| 2015-05-22 | 215 | Hard | Metaprogramming Madness! | Post |
| 2015-05-20 | 215 | Intermediate | Validating sorting networks | Post |
| 2015-05-18 | 215 | Easy | Sad Cycles | Post |
| 2015-05-15 | 214 | Hard | Chester, the greedy Pomeranian | Post |
| 2015-05-13 | 214 | Intermediate | Pile of Paper | Post |
| 2015-05-11 | 214 | Easy | Calculating the standard deviation | Post |
| 2015-05-08 | 213 | Hard | Stepstring discrepancy | Post |
| 2015-05-06 | 213 | Intermediate | The Lazy Typist | Post |
| 2015-05-04 | 213 | Easy | Pronouncing Hex | Post |
| 2015-05-01 | 212 | Hard | Reverse Maze Pathfinding | Post |
| 2015-04-29 | 212 | Intermediate | Animal Guess Game | Post |
| 2015-04-27 | 212 | Easy | Rövarspråket | Post |
| 2015-04-24 | 211 | Hard | Hungry puppies | Post |
| 2015-04-22 | 211 | Intermediate | Ogre Maze | Post |
| 2015-04-20 | 211 | Easy | The Name Game | Post |
| 2015-04-17 | 210 | Hard | Loopy Robots | Post |
| 2015-04-15 | 210 | Intermediate | Drawing a gradient | Post |
| 2015-04-13 | 210 | Easy | intHarmony.com | Post |
| 2015-04-10 | 209 | Hard | Unpacking a Sentence in a Box | Post |
| 2015-04-08 | 209 | Intermediate | Packing a Sentence in a Box | Post |
| 2015-04-06 | 209 | Easy | The Button can be pressed but once... | Post |
| 2015-04-03 | 208 | Hard | The Universal Machine | Post |
| 2015-03-32 | 208 | Bonus | The Infinite Stallman Theorem | Post |
| 2015-04-01 | 208 | Intermediate | ASCII Gradient Generator | Post |
| 2015-03-30 | 208 | Easy | Culling Numbers | Post |
| 2015-03-27 | 207 | Hard | Bioinformatics 3: Predicting Protein Secondary Structures | Post |
| 2015-03-26 | 207 | Bonus | Erdos Number Calculator | Post |
| 2015-03-25 | 207 | Intermediate | Bioinformatics 2: DNA Restriction Enzymes | Post |
| 2015-03-23 | 207 | Easy | Bioinformatics 1: DNA Replication | Post |
| 2014-03-20 | 206 | Hard | Recurrence Relations, part 2 | Post |
| 2015-03-18 | 206 | Intermediate | Maximizing Crop Irrigation | Post |
| 2015-03-16 | 206 | Easy | Recurrence Relations, part 1 | Post |
| 2015-03-13 | 205 | Hard | DNA and Protein Sequence Alignment | Post |
| 2015-03-11 | 205 | Intermediate | RPN | Post |
| 2015-03-09 | 205 | Easy | Friendly Date Ranges | Post |
| 2015-03-06 | 204 | Hard | Addition chains | Post |
| 2015-03-02 | 204 | Intermediate | It's like regular binary, only way more hype! | Post |
| 2015-03-02 | 204 | Easy | Remembering your lines | Post |
| 2015-02-27 | 203 | Hard | Minecraft: There and Back | Post |
| 2015-02-23 | 203 | Easy | The Start of Something Big | Post |
| 2015-02-18 | 202 | Intermediate | Easter Challenge | Post |
| 2015-02-16 | 202 | Easy | I AM BENDER. PLEASE INSERT GIRDER. | Post |
| 2015-02-13 | 201 | Hard | Mission Improbable | Post |
| 2015-02-11 | 201 | Practical Exercise | Get Your Priorities Right! | Post |
| 2015-02-09 | 201 | Easy | Counting the Days until... | Post |
| 2015-02-06 | 200 | Hard | Box in a Box | Post |
| 2015-02-04 | 200 | Intermediate | Metro Tile Meltdown | Post |
| 2015-02-02 | 200 | Easy | Flood-Fill | Post |
| 2015-01-26 | 199 | Intermediate | Bank Number Banners Pt 2 | Post |
| 2015-01-26 | 199 | Easy | Bank Number Banners Pt 1 | Post |
| 2015-01-23 | 198 | Hard | Words with Enemies -- The Game! | Post |
| 2015-01-21 | 198 | Intermediate | Base-Negative Numbers | Post |
| 2015-01-19 | 198 | Easy | Words with Enemies | Post |
| 2015-01-16 | 197 | Hard | Crazy Professor | Post |
| 2015-01-14 | 197 | Intermediate | Food Delivery Problem | Post |
| 2015-01-12 | 197 | Easy | ISBN Validator | Post |
| 2015-01-10 | 196 | Hard | Precedence Parsing | Post |
| 2015-01-07 | 196 | Intermediate | Rail Fence Cipher | Post |
| 2015-01-05 | 196 | Practical Exercise | Ready... set... set! | Post |
| 2015-01-02 | 195 | All | 2015 Prep Work | Post |
| 2014-12-31 | 195 | Intermediate | Math Dice | Post |
| 2014-12-28 | 195 | Easy | Symbolic Link Resolution | Post |
| 2014-12-22 | 194 | Easy | Destringification | Post |
| 2014-12-19 | 193 | Easy | Acronym Expander | Post |
| 2014-12-17 | 193 | Intermediate | 50,000 Subscriber Meta-challenge | Post |
| 2014-12-15 | 193 | Easy | A Cube, Ball, Cylinder, Cone walk into a warehouse | Post |
| 2014-12-12 | 192 | Hard | Project: Web mining | Post |
| 2014-12-10 | 192 | Intermediate | Markov Chain Error Detection | Post |
| 2014-12-08 | 192 | Easy | Carry Adding | Post |
| 2014-12-05 | 191 | Hard | Tricky Stick Stacking | Post |
| 2014-12-03 | 191 | Intermediate | Space Probe. Alright Alright Alright. | Post |
| 2014-12-01 | 191 | Easy | Word Counting | Post |
| 2014-11-29 | 190 | Practical Exercise | The Complex Number | Post |
| 2014-11-26 | 190 | Intermediate | Words inside of words | Post |
| 2014-11-24 | 190 | Easy | Webscraping sentiments | Post |
| 2014-11-21 | 189 | Hard | Write a Quine | Post |
| 2014-11-19 | 189 | Intermediate | Roman Numeral Conversion | Post |
| 2014-11-17 | 189 | Easy | Hangman! | Post |
| 2014-11-14 | 188 | Hard | Arrows and Arrows, part 1 | Post |
| 2014-11-12 | 188 | Intermediate | Box Plot Generator | Post |
| 2014-11-10 | 188 | Easy | yyyy-mm-dd | Post |
| 2014-11-05 | 187 | Hard | Lumberjack Floating Log Problem | Post |
| 2014-11-05 | 187 | Intermediate | Finding Time to Reddit | Post |
| 2014-11-03 | 187 | Easy | A Flagon of Flags | Post |
| 2014-10-31 | 186 | Special | Code or Treat - Halloween 2014 | Post |
| 2014-10-29 | 186 | Intermediate | Syzygyfication | Post |
| 2014-10-27 | 186 | Easy | Admin Schmadmin | Post |
| 2014-10-24 | 185 | Intermediate/Hard | Roots of a Polynomial | Post |
| 2014-10-23 | 185 | Intermediate | Syntax Highlighting | Post |
| 2014-10-20 | 185 | Easy | Generated twitter handles | Post |
| 2014-10-17 | 184 | Hard | Classification Algorithms and intro to Machine Learning | Post |
| 2014-10-15 | 184 | Intermediate | Radioactive Decay | Post |
| 2014-10-13 | 184 | Easy | Smart Stack List | Post |
| 2014-10-10 | 183 | Hard | Dimensionality Reduction | Post |
| 2014-10-08 | 183 | Intermediate | Edge Matching Tile Puzzle | Post |
| 2014-10-06 | 183 | Easy | Semantic Version Sort | Post |
| 2014-10-03 | 182 | Hard | Unique Digits | Post |
| 2014-10-01 | 182 | Intermediate | The Data Collator from Jamaica | Post |
| 2014-09-29 | 182 | Easy | The Column Conundrum | Post |
| 2014-09-26 | 181 | Hard | Deconstructing Audio | Post |
| 2014-09-24 | 181 | Intermediate | Average Speed Cameras | Post |
| 2014-09-22 | 181 | Easy | Basic Equations | Post |
| 2014-09-19 | 180 | Hard | Sorting Visualisation | Post |
| 2014-09-17 | 180 | Intermediate | Tamagotchi emulator | Post |
| 2014-09-15 | 180 | Easy | Look'n'Say | Post |
| 2014-09-12 | 179 | Hard | Traveller Game Part 2 (Torchlight) | Post |
| 2014-09-10 | 179 | Intermediate | Roguelike - The traveller Game | Post |
| 2014-09-08 | 179 | Easy | You make me happy when clouds are gray...scale | Post |
| 2014-09-05 | 178 | Hard | Regular Expression Fractals | Post |
| 2014-09-03 | 178 | Intermediate | Jumping through Hyperspace ain't like dusting Crops | Post |
| 2014-09-01 | 178 | Easy | Transformers: Matrices in Disguise, pt. 1 | Post |
| 2014-08-29 | 177 | Hard | SCRIPT it Language | Post |
| 2014-08-27 | 177 | Intermediate | .- ..- -.. .. --- | Post |
| 2014-08-25 | 177 | Easy | Quicksort | Post |
| 2014-08-22 | 176 | Easy | Pivot Table | Post |
| 2014-08-20 | 176 | Hard | Spreadsheet Developer pt. 2: Mathematical Operations | Post |
| 2014-08-18 | 176 | Easy | Spreadsheet Developer pt. 1: Cell Selection | Post |
| 2014-08-15 | 175 | Hard | Hall of Mirror[] | Post |
| 2014-08-13 | 175 | Intermediate | Largest Word from Characters | Post |
| 2014-08-11 | 175 | Easy | Bogo! | Post |
| 2014-08-10 | 174 | Extra | Functional Thinking | Post |
| 2014-08-08 | 174 | Hard | Convex Hull Problem | Post |
| 2014-08-06 | 174 | Intermediate | Forum Avatar Generator | Post |
| 2014-08-04 | 174 | Easy | Thue-Morse Sequences | Post |
| 2014-08-01 | 173 | Hard | Road Trip Game | Post |
| 2014-07-30 | 173 | Intermediate | Advanced Langton's Ant | Post |
| 2014-07-28 | 173 | Easy | Unit Calculator | Post |
| 2014-07-25 | 172 | Intermediate | BREACH! | Post |
| 2014-07-23 | 172 | Intermediate | Image Rendering 101...010101000101 | Post |
| 2014-07-21 | 172 | Easy | ■■□□□▦■□ | Post |
| 2014-07-18 | 171 | Hard | Intergalatic Bitstream | Post |
| 2014-07-16 | 171 | Intermediate | Zoom, Rotate, Invert Hex Picture | Post |
| 2014-07-14 | 171 | Easy | Hex to 8x8 Bitmap | Post |
| 2014-07-11 | 170 | Hard | Swiss Tournament with a Danish Twist | Post |
| 2014-07-09 | 170 | Intermediate | Rummy Checker | Post |
| 2014-07-07 | 170 | Easy | Blackjack Checker | Post |
| 2014-07-04 | 169 | Hard | Convex Polygon Area | Post |
| 2014-07-02 | 169 | Intermediate | Home-row Spell Check | Post |
| 2014-06-30 | 169 | Easy | 90 Degree 2D Array Rotate | Post |
| 2014-06-27 | 168 | Easy | String Index | Post |
| 2014-06-25 | 168 | Intermediate | Block Count, Length & Area | Post |
| 2014-06-23 | 168 | Easy | Final Grades - Test Data | Post |
| 2014-06-20 | 167 | Hard | Park Ranger | Post |
| 2014-06-16 | 167 | Easy | HTML markup generator | Post |
| 2014-06-15 | 166b | Hard | A Day in the Life of a Network Router | Post |
| 2014-06-14 | 166b | Intermediate | Prime Factor Trees | Post |
| 2014-06-14 | 166b | Easy | Planetary Gravity Calculator | Post |
| 2014-06-09 | 166 | Easy | ASCII Fractal Curves | Post |
| 2014-06-06 | 165 | Hard | Simulated Ecology - The Forest | Post |
| 2014-06-04 | 165 | Intermediate | ASCII Maze Master | Post |
| 2014-06-02 | 165 | Easy | ASCII Game of Life | Post |
| 2014-06-01 | 164 | Hard | What the Funge is this!? | Post |
| 2014-05-28 | 164 | Intermediate | Part 3 - Protect The Bunkers | Post |
| 2014-05-26 | 164 | Easy | Assemble this Scheme into Python | Post |
| 2014-05-23 | 163 | Hard | Intersecting Lines in 2-D space | Post |
| 2014-05-21 | 163 | Intermediate | Fallout's Hacking Game | Post |
| 2014-05-19 | 163 | Easy | Probability Distribution of a 6 Sided Di | Post |
| 2014-05-16 | 162 | Hard | Novel Compression, pt. 3: Putting it all together | Post |
| 2014-05-14 | 162 | Intermediate | Novel Compression, pt. 2: Compressing the Data | Post |
| 2014-05-12 | 162 | Easy | Novel Compression, pt. 1: Unpacking the Data | Post |
| 2014-05-09 | 161 | Hard | Phone Network | Post |
| 2014-05-07 | 161 | Intermediate | Appointing Workers | Post |
| 2014-05-05 | 161 | Easy | Blackjack! | Post |
| 2014-05-02 | 160 | Hard | Trigonometric Triangle Trouble, pt. 2 | Post |
| 2014-04-30 | 160 | Intermediate | Part 2 - Damage Control | Post |
| 2014-04-28 | 160 | Easy | Trigonometric Triangle Trouble, pt. 1 | Post |
| 2014-04-25 | 159 | Hard | Rock Paper Scissors Lizard Spock - Part 3 Battle Bots | Post |
| 2014-04-23 | 159 | Intermediate | Rock Paper Scissors Lizard Spock - Part 2 Enhancement | Post |
| 2014-04-21 | 159 | Easy | Rock Paper Scissors Lizard Spock - Part 1 The Basic Game | Post |
| 2014-04-18 | 158 | Hard | Intersecting Rectangles | Post |
| 2014-04-16 | 158 | Intermediate | Part 1 - The ASCII Architect | Post |
| 2014-04-14 | 158 | Easy | The Torn Number | Post |
| 2014-04-11 | 157 | Hard | ASCII Bird | Post |
| 2014-04-09 | 157 | Intermediate | Puzzle Cube Simulator | Post |
| 2014-04-07 | 157 | Easy | The Winning Move X-Games edition | Post |
| 2014-04-04 | 156 | Hard | uʍop ǝpᴉsd∩ ƃuᴉɥʇǝɯos ɹoɟ ʍoN | Post |
| 2014-04-02 | 156 | Intermediate | Managing Workers | Post |
| 2014-04-01 | 156 | Easy | Simple Decoder | Post |
| 2014-04-28 | 154 | Hard | Wumpus Cave Game | Post |
| 2014-26-03 | 155 | Intermediate | We're about to score! | Post |
| 2014-04-24 | 154 | Easy | March Madness Brackets | Post |
| 2014-21-03 | 153 | Hard | Interpreting interpreters | Post |
| 2014-19-04 | 154 | Intermediate | Gorellian Alphabet Sort | Post |
| 2014-17-04 | 153 | Easy | Pascal's Pyramid | Post |
| 2014-14-04 | 152 | Hard | Minimum Spanning Tree | Post |
| 2014-02-28 | 151 | Hard | Re-emvoweler 2 | Post |
| 2014-02-26 | 150 | Intermediate | Re-emvoweler 1 | Post |
| 2014-02-24 | 149 | Easy | Disemvoweler | Post |
| 2014-01-13 | 148 | Easy | Combination Lock | Post |
| 2014-01-07 | 147 | Easy | Sport Points | Post |
| 2013-12-23 | 130 | Hard | Coloring France's Departments | Post |
| 2013-12-23 | 140 | Intermediate | Graph Radius | Post |
| 2013-12-23 | 146 | Easy | Polygon Perimeter | Post |
| 2013-12-18 | 140 | Intermediate | Adjacency Matrix | Post |
| 2013-12-16 | 145 | Easy | Tree Generation | Post |
| 2013-12-01 | 139 | Intermediate | Telephone Keypads | Post |
| 2013-12-11 | 144 | Easy | Nuts & Bolts | Post |
| 2013-12-05 | 138 | Intermediate | Overlapping Circles | Post |
| 2013-12-03 | 143 | Easy | Braille | Post |
| 2013-11-28 | 137 | Intermediate/Hard | Banquet Planning | Post |
| 2013-11-11 | 142 | Easy | Falling Sand | Post |
| 2013-11-20 | 136 | Intermediate | Ranked Voting System | Post |
| 2013-11-11 | 141 | Easy | Checksums | Post |
| 2013-11-15 | 129 | Hard | Baking Pi | Post |
| 2013-11-12 | 135 | Intermediate | De Morgan's Law | Post |
| 2013-11-11 | 141 | Easy | Monty Hall Simulation | Post |
| 2013-11-08 | 128 | Hard | Mon Petit Fourier | Post |
| 2013-11-04 | 140 | Easy | Variable Notation | Post |
| 2013-11-04 | 139 | Easy | Pangrams | Post |
| 2013-09-17 | 138 | Easy | Repulsion-Force | Post |
| 2013-09-13 | 127 | Hard | Language Detection | Post |
| 2013-09-11 | 133 | Intermediate | Chain Reaction | Post |
| 2013-08-13 | 137 | Easy | String Transposition | Post |
| 2013-08-08 | 132 | Intermediate | Tiny Assembler | Post |
| 2013-08-13 | 136 | Easy | Student Management | Post |
| 2013-08-13 | 135 | Easy | Arithmetic Equations | Post |
| 2013-08-08 | 131 | Intermediate | Simple Ray-Casting | Post |
| 2013-08-06 | 134 | Easy | N-Divisible Digits | Post |
| 2013-07-17 | 130 | Intermediate | Foot-Traffic Generator | Post |
| 2013-07-15 | 133 | Easy | Foot-Traffic Analysis | Post |
| 2013-07-12 | 126 | Hard | Not-So-Normal Triangle Search | Post |
| 2013-07-10 | 129 | Intermediate | N-Dimensional Vectors | Post |
| 2013-07-08 | 132 | Easy | Greatest Common Divisor | Post |
| 2013-07-03 | 125 | Hard | Robo Room Service | Post |
| 2013-07-01 | 131 | Easy | Who tests the tests? | Post |
| 2013-06-17 | 130 | Easy | Roll the Dies | Post |
| 2013-06-12 | 128 | Intermediate | Covering Potholes | Post |
| 2013-06-10 | 127 | Easy | Longest Two-Character Sub-String | Post |
| 2013-06-09 | 127 | Intermediate | Call Forwarding | Post |
| 2013-06-04 | 128 | Easy | Sum-the-Digits, Part II | Post |
| 2013-06-01 | 124 | Hard | Power-Processor Management | Post |
| 2013-05-30 | 126 | Intermediate | Perfect P'th Powers | Post |
| 2013-05-28 | 127 | Easy | McCarthy 91 Function | Post |
| 2013-05-24 | 123 | Hard | Snake-Fill | Post |
| 2013-05-22 | 125 | Intermediate | Halt! It's simulation time! | Post |
| 2013-05-20 | 126 | Easy | Real-World Merge Sort | Post |
| 2013-05-10 | 123 | Hard | Robot Jousting | Post |
| 2013-05-08 | 124 | Intermediate | Circular Graphs | Post |
| 2013-05-13 | 125 | Easy | Word Analytics | Post |
| 2013-05-10 | 122 | Hard | Subset Sum Insanity | Post |
| 2013-05-08 | 123 | Intermediate | Synchronizing Calendars | Post |
| 2013-05-06 | 124 | Easy | Edge Sorting | Post |
| 2013-05-06 | 124 | Easy | New-Line Troubles | Post |
| 2013-05-02 | 121 | Hard | Medal Management | Post |
| 2013-04-29 | 123 | Easy | New-Line Troubles | Post |
| 2013-04-22 | 123 | Easy | Sum Them Digits | Post |
| 2013-04-01 | 122 | Intermediate | User-Space Threading | Post |
| 2013-04-15 | 122 | Easy | Sum Them Digits | Post |
| 2013-04-01 | 122 | Easy | Sum Them Digits | Post |
| 2013-03-27 | 121 | Intermediate | Path to Philosophy | Post |
| 2013-03-22 | 120 | Hard | Derpson Family Party | Post |
| 2013-03-18 | 122 | Easy | Words With Ordered Vowels | Post |
| 2013-03-13 | 121 | Intermediate | Bytelandian Exchange 2 | Post |
| 2013-03-08 | 120 | Hard | Bytelandian Exchange 3 | Post |
| 2013-03-06 | 121 | Intermediate | Bytelandian Exchange 2 | Post |
| 2013-03-04 | 121 | Easy | Bytelandian Exchange 1 | Post |
| 2013-03-01 | 119 | Hard | Polygon diagonals | Post |
| 2013-02-06 | 120 | Intermediate | Base Conversion Words | Post |
| 2013-02-04 | 120 | Easy | Log throughput counter | Post |
| 2013-01-30 | 119 | Intermediate | Find the shortest path | Post |
| 2013-01-28 | 119 | Easy | Change Calculator | Post |
| 2013-01-25 | 118 | Hard | Alphabetizing cipher | Post |
| 2013-01-23 | 118 | Intermediate | Canon Timing | Post |
| 2013-01-21 | 118 | Easy | Date Localization | Post |
| 2013-01-18 | 117 | Hard | Verify Your Language! | Post |
| 2013-01-16 | 117 | Intermediate | Mayan Long Count | Post |
| 2013-01-14 | 117 | Easy | Hexdump to ASCII | Post |
| 2013-01-11 | 116 | Hard | Maximum Random Walk | Post |
| 2013-01-09 | 117 | Intermediate | Sort r/DailyProgrammer! | Post |
| 2013-01-07 | 116 | Easy | Permutation of a string | Post |
| 2013-01-03 | 115 | Intermediate | Sum-Pairings | Post |
| 2013-01-02 | 115 | Hard | Pack-o-Tron 5000 | Post |
| 2013-01-02 | 115 | Easy | Guess-that-number game! | Post |
| 2012-12-04 | 114 | Hard | Longest word ladder | Post |
| 2012-12-04 | 114 | Intermediate | Shortest word ladder | Post |
| 2012-12-04 | 114 | Easy | Word ladder steps | Post |
| 2012-11-20 | 113 | Hard | Memory Allocation Insanity! | Post |
| 2012-11-20 | 113 | Intermediate | Text Markup | Post |
| 2012-11-20 | 113 | Easy | String-type checking | Post |
| 2012-11-14 | 112 | Intermediate | Date Sorting | Post |
| 2012-11-14 | 112 | Easy | Get that URL! | Post |
| 2012-11-14 | 112 | Hard | What a Brainf*** | Post |
| 2012-11-06 | 111 | Hard | The Josephus Problem | Post |
| 2012-11-06 | 111 | Intermediate | The First Sudoku | Post |
| 2012-11-06 | 111 | Easy | Star delete | Post |
| 2012-11-03 | 110 | Hard | You can't handle the truth! | Post |
| 2012-11-03 | 110 | Intermediate | Creepy Crawlies | Post |
| 2012-11-03 | 110 | Easy | Keyboard Shift | Post |
| 2012-10-30 | 109 | Intermediate | Post | |
| 2012-10-30 | 109 | Hard | Death Mountains | Post |
| 2012-10-30 | 109 | Easy | Digits Check | Post |
| 2012-10-25 | 109 | Hard | (Steiner Inellipse) | Post |
| 2012-10-27 | 108 | Intermediate | (Minesweeper Generation) | Post |
| 2012-10-27 | 108 | Easy | (Scientific Notation Translator) | Post |
| 2012-10-25 | 107 | Hard | (English Word Identifier) | Post |
| 2012-10-25 | 107 | Intermediate | (Infinite Monkey Theorem) | Post |
| 2012-10-25 | 107 | Easy | (All possible decodings) | Post |
| 2012-10-23 | 106 | Hard | (Mongolian Grill) | Post |
| 2012-10-23 | 106 | Intermediate | (Jugs) | Post |
| 2012-10-23 | 106 | Easy | (Random Talker, Part 1) | Post |
| 2012-10-20 | 104 | Hard | (Image color analyzer) | Post |
| 2012-10-20 | 105 | Intermediate | (Boolean logic calculator) | Post |
| 2012-10-20 | 105 | Easy | (Word unscrambler) | Post |
| 2012-10-18 | 104 | Hard | (Stack Attack) | Post |
| 2012-10-18 | 104 | Intermediate | (Bracket Racket) | Post |
| 2012-10-18 | 104 | Easy | (Powerplant Simulation) | Post |
| 2012-10-13 | 103 | All | (Text transformations) | Post |
| 2012-09-30 | 102 | Hard | (Pokémon types) | Post |
| 2012-09-30 | 102 | Intermediate | (n-character-set strings) | Post |
| 2012-09-30 | 102 | Easy | (Dice roller) | Post |
| 2012-09-27 | 101 | Hard | (Boolean Minimization) | Post |
| 2012-09-27 | 101 | Intermediate | (Image Stenography) | Post |
| 2012-09-27 | 101 | Easy | (Non-repeating years) | Post |
| 2012-09-20 | 100 | Hard | (Min-Max of N-Dimensional Quadratic) | Post |
| 2012-09-20 | 100 | Intermediate | ("Bad" Word Filter) | Post |
| 2012-09-20 | 100 | Easy | (Sleep Cycle Estimator) | Post |
| 2012-09-17 | 99 | Hard | (Animated unemployment map of the United States) | Post |
| 2012-09-17 | 99 | Intermediate | (Unemployment map of the United States) | Post |
| 2012-09-17 | 99 | Easy | (Words with letters in alphabetical order) | Post |
| 2012-09-15 | 98 | Hard | (Reading digital displays) | Post |
| 2012-09-15 | 98 | Intermediate | (Multiple cycling) | Post |
| 2012-09-15 | 98 | Easy | (Arithmetic tables) | Post |
| 2012-09-08 | 97 | Hard | (Markdown to HTML) | Post |
| 2012-09-08 | 97 | Intermediate | (Sierpinski carpet) | Post |
| 2012-09-08 | 97 | Easy | (Concatenate directory) | Post |
| 2012-09-06 | 96 | Hard | (Water Droplets) | Post |
| 2012-09-06 | 96 | Intermediate | (Parsing English Values) | Post |
| 2012-09-05 | 96 | Easy | (Controller Chains) | Post |
| 2012-09-03 | 95 | Hard | (Overlapping rectangles) | Post |
| 2012-09-03 | 95 | Intermediate | (Filler text) | Post |
| 2012-09-03 | 95 | Easy | (Reversing text in file) | Post |
| 2012-09-01 | 94 | Intermediate | (Base64 conversion) | Post |
| 2012-09-01 | 94 | Hard | (Simple Lisp interpreter) | Post |
| 2012-09-01 | 94 | Easy | (Elemental symbols in strings) | Post |
| 2012-08-30 | 93 | Hard | (15-puzzle) | Post |
| 2012-08-30 | 93 | Intermediate | (Z-Order Encryption) | Post |
| 2012-08-30 | 93 | Easy | (Two-Way Morse Code Translator) | Post |
| 2012-08-27 | 92 | Hard | (Bags and balls) | Post |
| 2012-08-27 | 92 | Intermediate | (Rubik's cube simulator) | Post |
| 2012-08-27 | 92 | Easy | (Digital number display) | Post |
| 2012-08-24 | 91 | Hard | (Chess move validation) | Post |
| 2012-08-24 | 91 | Easy | (Sleep sort) | Post |
| 2012-08-24 | 91 | Intermediate | (Cantor's fractions) | Post |
| 2012-08-22 | 90 | Hard | (Alien P=NP reductions) | Post |
| 2012-08-22 | 90 | Intermediate | (Scientific Units Calculator) | Post |
| 2012-08-22 | 90 | Easy | (Walkaround Rasterizer) | Post |
| 2012-08-20 | 89 | Hard | (Coloring the United States of America) | Post |
| 2012-08-20 | 89 | Intermediate | (Printing strings in Brainf***)' | Post |
| 2012-08-20 | 89 | Easy | (Simple statistical functions) | Post |
| 2012-08-13 | 88 | Hard | (ASCII art) | Post |
| 2012-08-13 | 88 | Intermediate | (Printing out a calendar) | Post |
| 2012-08-13 | 88 | Easy | (Vigenère cipher) | Post |
| 2012-08-10 | 87 | Hard | (Sokoban game) | Post |
| 2012-08-10 | 87 | Easy | (Rectangle intersection) | Post |
| 2012-08-10 | 87 | Intermediate | (Chord lookup) | Post |
| 2012-08-08 | 86 | Easy | (run-length encoding) | Post |
| 2012-08-08 | 86 | Intermediate | (Weekday calculations) | Post |
| 2012-08-08 | 86 | Hard | (2-SAT) | Post |
| 2012-08-03 | 85 | Hard | (Bitwise arithmetic) | Post |
| 2012-08-03 | 85 | Intermediate | (3D cuboid projection) | Post |
| 2012-08-03 | 85 | Easy | (Row/column sorting) | Post |
| 2012-08-01 | 84 | Hard | (City-Block TSP) | Post |
| 2012-08-01 | 84 | Intermediate | (Recursive Song) | Post |
| 2012-08-01 | 84 | Easy | (Searching Text Adventure) | Post |
| 2012-07-30 | 83 | Hard | (Digits of the square-root of 2) | Post |
| 2012-07-30 | 83 | Intermediate | (Indexed file search) | Post |
| 2012-07-30 | 83 | Easy | (Long scale and short scale) | Post |
| 2012-07-27 | 82 | Intermediate | (Broken Roman Numerals) | Post |
| 2012-07-27 | 82 | Easy | (Substring list) | Post |
| 2012-07-27 | 82 | Hard | (Bowling scores) | Post |
| 2012-07-25 | 81 | Hard | (Matrix Exponential) | Post |
| 2012-07-25 | 81 | Intermediate | (Local Minimization) | Post |
| 2012-07-25 | 81 | Easy | (Numerical Calculus I) | Post |
| 2012-07-23 | 80 | Hard | (Multi-word anagrams) | Post |
| 2012-07-23 | 80 | Intermediate | (Poker hands) | Post |
| 2012-07-23 | 80 | Easy | (Anagrams) | Post |
| 2012-07-18 | 79 | Hard | (Remove C comments) | Post |
| 2012-07-18 | 79 | Intermediate | (Plain PGM file viewer) | Post |
| 2012-07-18 | 79 | Easy | (Counting in steps) | Post |
| 2012-07-18 | 78 | Hard | (Maximum Forest Fire Fighting) | Post |
| 2012-07-18 | 78 | Intermediate | (Dependency Planner) | Post |
| 2012-07-18 | 78 | Easy | (Keyboard Locale Simulator) | Post |
| 2012-07-16 | 77 | Hard | (Boggle solver) | Post |
| 2012-07-16 | 77 | Intermediate | (Last digit of factorial) | Post |
| 2012-07-16 | 77 | Easy | (Enumerating Morse code sequences) | Post |
| 2012-07-13 | 76 | Hard | (imgur album downloader) | Post |
| 2012-07-13 | 76 | Intermediate | (Probability graph) | Post |
| 2012-07-13 | 76 | Easy | (Title case) | Post |
| 2012-07-12 | 75 | Hard | (C Preprocessor) | Post |
| 2012-07-12 | 75 | Intermediate | (Build System) | Post |
| 2012-07-12 | 75 | Easy | (Function Transformation) | Post |
| 2012-07-09 | 74 | Hard | Post | |
| 2012-07-09 | 74 | Intermediate | Post | |
| 2012-07-09 | 74 | Easy | Post | |
| 2012-07-06 | 73 | Intermediate | Post | |
| 2012-07-06 | 73 | Hard | Post | |
| 2012-07-06 | 73 | Easy | Post | |
| 2012-07-04 | 72 | Hard | Post | |
| 2012-07-04 | 72 | Intermediate | Post | |
| 2012-07-04 | 72 | Easy | Post | |
| 2012-07-02 | 71 | Hard | Post | |
| 2012-07-02 | 71 | Intermediate | Post | |
| 2012-07-02 | 71 | Easy | Post | |
| 2012-06-29 | 70 | Hard | Post | |
| 2012-06-29 | 70 | Intermediate | Post | |
| 2012-06-29 | 70 | Easy | Post | |
| 2012-06-26 | 69 | Hard | Post | |
| 2012-06-26 | 69 | Intermediate | Post | |
| 2012-06-26 | 69 | Easy | Post | |
| 2012-06-22 | 68 | Easy | Post | |
| 2012-06-22 | 68 | Hard | Post | |
| 2012-06-22 | 68 | Intermediate | Post | |
| 2012-06-20 | 67 | Hard | Post | |
| 2012-06-20 | 67 | Intermediate | Post | |
| 2012-06-20 | 67 | Easy | Post | |
| 2012-06-18 | 66 | Hard | Post | |
| 2012-06-18 | 66 | Easy | Post | |
| 2012-06-18 | 66 | Intermediate | Post | |
| 2012-06-15 | 65 | Hard | Post | |
| 2012-06-15 | 65 | Intermediate | Post | |
| 2012-06-15 | 65 | Easy | Post | |
| 2012-06-13 | 64 | Easy | Post | |
| 2012-06-13 | 64 | Hard | Post | |
| 2012-06-13 | 64 | Intermediate | Post | |
| 2012-06-11 | 64 | Hard | Post | |
| 2012-06-11 | 63 | Intermediate | Post | |
| 2012-06-11 | 63 | Easy | Post | |
| 2012-06-08 | 62 | Easy | Post | |
| 2012-06-08 | 62 | Intermediate | Post | |
| 2012-06-08 | 62 | Hard | Post | |
| 2012-06-06 | 61 | Hard | Post | |
| 2012-06-06 | 61 | Intermediate | Post | |
| 2012-06-06 | 61 | Easy | Post | |
| 2012-06-04 | 60 | Hard | Post | |
| 2012-06-04 | 60 | Intermediate | Post | |
| 2012-06-04 | 60 | Easy | Post | |
| 2012-06-02 | 59 | Hard | Post | |
| 2012-06-02 | 59 | Intermediate | Post | |
| 2012-06-02 | 59 | Easy | Post | |
| 2012-05-28 | 58 | Hard | Post | |
| 2012-05-28 | 58 | Intermediate | Post | |
| 2012-05-28 | 58 | Easy | Post | |
| 2012-05-25 | 57 | Hard | Post | |
| 2012-05-25 | 57 | Intermediate | Post | |
| 2012-05-25 | 57 | Easy | Post | |
| 2012-05-23 | 56 | Hard | Post | |
| 2012-05-23 | 56 | Intermediate | Post | |
| 2012-05-23 | 56 | Easy | Post | |
| 2012-05-21 | 55 | Easy | Post | |
| 2012-05-21 | 55 | Intermediate | Post | |
| 2012-05-21 | 55 | Hard | Post | |
| 2012-05-19 | 54 | Hard | Post | |
| 2012-05-19 | 54 | Intermediate | Post | |
| 2012-05-19 | 54 | Easy | Post | |
| 2012-05-16 | 53 | Hard | Post | |
| 2012-05-16 | 53 | Intermediate | Post | |
| 2012-05-16 | 53 | Easy | Post | |
| 2012-05-14 | 52 | Intermediate | Post | |
| 2012-05-14 | 52 | Easy | Post | |
| 2012-05-14 | 52 | Hard | Post | |
| 2012-05-11 | 51 | Hard | Post | |
| 2012-05-11 | 51 | Intermediate | Post | |
| 2012-05-11 | 51 | Easy | Post | |
| 2012-05-09 | 50 | Easy | Post | |
| 2012-05-09 | 50 | Intermediate | Post | |
| 2012-05-09 | 50 | Hard | Post | |
| 2012-05-07 | 49 | Hard | Post | |
| 2012-05-07 | 49 | Intermediate | Post | |
| 2012-05-07 | 49 | Easy | Post | |
| 2012-05-04 | 48 | Easy | Post | |
| 2012-05-04 | 48 | Intermediate | Post | |
| 2012-05-04 | 48 | Hard | Post | |
| 2012-05-02 | 47 | Hard | Post | |
| 2012-05-02 | 47 | Intermediate | Post | |
| 2012-05-02 | 47 | Easy | Post | |
| 2012-04-30 | 46 | Hard | Post | |
| 2012-04-30 | 46 | Intermediate | Post | |
| 2012-04-30 | 46 | Easy | Post | |
| 2012-04-27 | 45 | Hard | Post | |
| 2012-04-27 | 45 | Intermediate | Post | |
| 2012-04-27 | 45 | Easy | Post | |
| 2012-04-25 | 44 | Hard | Post | |
| 2012-04-25 | 44 | Intermediate | Post | |
| 2012-04-25 | 44 | Easy | Post | |
| 2012-04-24 | 43 | Hard | Post | |
| 2012-04-24 | 43 | Intermediate | Post | |
| 2012-04-24 | 43 | Easy | Post | |
| 2012-04-23 | 42 | Hard | Post | |
| 2012-04-23 | 42 | Intermediate | Post | |
| 2012-04-23 | 42 | Easy | Post | |
| 2012-04-19 | 41 | Hard | Post | |
| 2012-04-19 | 41 | Intermediate | Post | |
| 2012-04-19 | 41 | Easy | Post | |
| 2012-04-16 | 40 | Easy | Post | |
| 2012-04-16 | 40 | Intermediate | Post | |
| 2012-04-16 | 40 | Hard | Post | |
| 2012-04-12 | 39 | Intermediate | Post | |
| 2012-04-12 | 39 | Easy | Post | |
| 2012-04-12 | 39 | Hard | Post | |
| 2012-04-10 | 38 | Easy | Post | |
| 2012-04-10 | 38 | Intermediate | Post | |
| 2012-04-10 | 38 | Hard | Post | |
| 2012-04-08 | 37 | Easy | Post | |
| 2012-04-08 | 37 | Hard | Post | |
| 2012-04-08 | 37 | Intermediate | Post | |
| 2012-04-05 | 36 | Hard | Post | |
| 2012-04-05 | 36 | Intermediate | Post | |
| 2012-04-05 | 36 | Easy | Post | |
| 2012-04-03 | 35 | Hard | Post | |
| 2012-04-03 | 35 | Intermediate | Post | |
| 2012-04-03 | 35 | Easy | Post | |
| 2012-03-31 | 34 | Hard | Post | |
| 2012-03-31 | 34 | Intermediate | Post | |
| 2012-03-31 | 34 | Easy | Post | |
| 2012-03-30 | 33 | Intermediate | Post | |
| 2012-03-30 | 33 | Hard | Post | |
| 2012-03-30 | 33 | Easy | Post | |
| 2012-03-28 | 32 | Intermediate | Post | |
| 2012-03-28 | 32 | Hard | Post | |
| 2012-03-28 | 32 | Easy | Post | |
| 2012-03-27 | 31 | Hard | Post | |
| 2012-03-27 | 31 | Intermediate | Post | |
| 2012-03-27 | 31 | Easy | Post | |
| 2012-03-26 | 30 | Intermediate | Post | |
| 2012-03-26 | 30 | Hard | Post | |
| 2012-03-26 | 30 | Easy | Post | |
| 2012-03-22 | 29 | Hard | Post | |
| 2012-03-22 | 29 | Intermediate | Post | |
| 2012-03-22 | 29 | Easy | Post | |
| 2012-03-20 | 28 | Easy | Post | |
| 2012-03-20 | 28 | Intermediate | Post | |
| 2012-03-20 | 28 | Hard | Post | |
| 2012-03-17 | 27 | Hard | Post | |
| 2012-03-17 | 27 | Intermediate | Post | |
| 2012-03-17 | 27 | Easy | Post | |
| 2012-03-16 | 26 | Intermediate | Post | |
| 2012-03-16 | 26 | Easy | Post | |
| 2012-03-16 | 26 | Hard | Post | |
| 2012-03-15 | 25 | Intermediate | Post | |
| 2012-03-15 | 25 | Hard | Post | |
| 2012-03-15 | 25 | Easy | Post | |
| 2012-03-14 | 24 | Intermediate | Post | |
| 2012-03-13 | 23 | Hard | Post | |
| 2012-03-13 | 23 | Intermediate | Post | |
| 2012-03-13 | 23 | Easy | Post | |
| 2012-03-10 | 22 | Hard | Post | |
| 2012-03-10 | 22 | Intermediate | Post | |
| 2012-03-10 | 22 | Easy | Post | |
| 2012-03-09 | 21 | Hard | Post | |
| 2012-03-09 | 21 | Intermediate | Post | |
| 2012-03-09 | 21 | Easy | Post | |
| 2012-03-08 | 20 | Hard | Post | |
| 2012-03-08 | 20 | Easy | Post | |
| 2012-03-08 | 20 | Intermediate | Post | |
| 2012-03-07 | 19 | Hard | Post | |
| 2012-03-07 | 19 | Intermediate | Post | |
| 2012-03-07 | 19 | Easy | Post | |
| 2012-03-05 | 18 | Intermediate | Post | |
| 2012-03-05 | 18 | Hard | Post | |
| 2012-03-05 | 18 | Easy | Post | |
| 2012-03-04 | 17 | Easy | Post | |
| 2012-03-04 | 17 | Intermediate | Post | |
| 2012-03-04 | 17 | Hard | Post | |
| 2012-02-27 | 16 | Intermediate | Post | |
| 2012-02-27 | 16 | Hard | Post | |
| 2012-02-27 | 16 | Easy | Post | |
| 2012-02-24 | 15 | Hard | Post | |
| 2012-02-24 | 15 | Easy | Post | |
| 2012-02-24 | 15 | Intermediate | Post | |
| 2012-02-23 | 14 | Easy | Post | |
| 2012-02-23 | 14 | Intermediate | Post | |
| 2012-02-23 | 14 | Hard | Post | |
| 2012-02-21 | 13 | Hard | Post | |
| 2012-02-21 | 13 | Intermediate | Post | |
| 2012-02-21 | 13 | Easy | Post | |
| 2012-02-20 | 12 | Hard | Post | |
| 2012-02-20 | 12 | Easy | Post | |
| 2012-02-20 | 12 | Intermediate | Post | |
| 2012-02-19 | 11 | Hard | Post | |
| 2012-02-19 | 11 | Intermediate | Post | |
| 2012-02-19 | 11 | Easy | Post | |
| 2012-02-18 | 10 | Easy | Post | |
| 2012-02-18 | 10 | Hard | Post | |
| 2012-02-18 | 10 | Intermediate | Post | |
| 2012-02-17 | 9 | Hard | Post | |
| 2012-02-17 | 9 | Intermediate | Post | |
| 2012-02-17 | 9 | Easy | Post | |
| 2012-02-16 | 8 | Hard | Post | |
| 2012-02-16 | 8 | Intermediate | Post | |
| 2012-02-16 | 8 | Easy | Post | |
| 2012-02-15 | 7 | Hard | Post | |
| 2012-02-15 | 7 | Easy | Post | |
| 2012-02-15 | 7 | Intermediate | Post | |
| 2012-02-14 | 6 | Intermediate | Post | |
| 2012-02-14 | 6 | Hard | Post | |
| 2012-02-14 | 6 | Easy | Post | |
| 2012-02-13 | 5 | Hard | Post | |
| 2012-02-12 | 5 | Easy | Post | |
| 2012-02-13 | 5 | Intermediate | Post | |
| 2012-02-12 | 4 | Hard | Post | |
| 2012-02-12 | 4 | Intermediate | Post | |
| 2012-02-12 | 4 | Easy | Post | |
| 2012-02-11 | 3 | Hard | Post | |
| 2012-02-11 | 3 | Intermediate | Post | |
| 2012-02-11 | 3 | Easy | Post | |
| 2012-02-10 | 2 | Hard | Post | |
| 2012-02-10 | 2 | Intermediate | Post | |
| 2012-02-10 | 2 | Easy | Post | |
| 2012-02-10 | 1 | Hard | Post | |
| 2012-02-10 | 1 | Intermediate | Post | |
| 2012-02-10 | 1 | Easy | Post |