The Gray Code Decoder and Gray Code Encoder holes will go live in approximately 39 hours. Why not try and solve them ahead of time?
Seven Segment in all languages in chars. Achievements Cheevos Holes Languages Medals Miscellaneous All Holes 12 Days of Christmas 24 Game 99 Bottles of Beer Abundant Numbers Abundant Numbers (Long) Arabic to Roman Arithmetic Numbers Arrows Ascending Primes ASCII Table Billiards brainfuck Calendar Card Number Validation Catalan Numbers Catalan’s Constant Christmas Trees Collatz Continued Fractions CSS Colors Cubes Day of Week DFA Simulator Diamonds Divisors Emirp Numbers Emirp Numbers (Long) Emojify Evil Numbers Evil Numbers (Long) Factorial Factorisation Farey Sequence Fibonacci Fizz Buzz Foo Fizz Buzz Bar Forsyth–Edwards Notation Fractions Game of Life Gijswijt’s Sequence Happy Numbers Happy Numbers (Long) Hexdump Hilbert Curve Intersection Inventory Sequence ISBN Jacobi Symbol Kaprekar Numbers Kolakoski Constant Kolakoski Sequence Leap Years Levenshtein Distance Leyland Numbers ln 2 Look and Say Lucky Numbers Lucky Tickets Mahjong Mandelbrot Maze Medal Tally Minesweeper Morse Decoder Morse Encoder Multitap Input Musical Chords N Queens Niven Numbers Niven Numbers (Long) Number Spiral Odious Numbers Odious Numbers (Long) Ordinal Numbers PalindromemordnilaP Pangram Grep Partition Numbers Pascal’s Triangle Pernicious Numbers Pernicious Numbers (Long) Poker Polyominoes Prime Numbers Prime Numbers (Long) Proximity Grid QR Decoder Quine Recamán Repeating Decimals Reverse Polish Notation Reversi Rijndael S-box Rock-paper-scissors-Spock-lizard Roman to Arabic ROT13 Rule 110 Scrambled Sort Set Seven Segment SI Units Sierpiński Triangle Smith Numbers Spelling Numbers Star Wars GPT Star Wars Opening Crawl Sudoku Sudoku (Fill-in) Ten-pin Bowling Tic-tac-toe Time Distance Tongue-twisters Topological Sort Tower of Hanoi Transpose Sentence Trinomial Triangle United States Vampire Numbers Van Eck Sequence Zeckendorf Representation Zodiac Signs γ λ π τ φ √2 𝑒 Alphabetic Numbers Apéry’s Constant Binary Lambda Calculus Connect Four Crossword CSS Colors (Inverse) CSS Grid Ellipse Perimeters Flags Floyd-Steinberg Dithering Gray Code Decoder Gray Code Encoder Hexagonal Spiral Highly Composite Numbers NFA Simulator Numbrix Odd Polyomino Tiling p-adic Expansion Polygon Triangulations QR Encoder Quadratic Formula Rectangle Fill Semiprime Numbers Smooth Numbers Snake Sphenic Numbers Taxicab Numbers Turtle Tutorial All Languages ><> ALGOL 68 ArkScript Assembly AWK Bash BASIC Berry brainfuck C C# C++ Civet Clojure COBOL Coconut Common Lisp Crystal D Dart Elixir Erlang F# Factor Forth Fortran Gleam Go GolfScript Groovy Haskell Hexagony J Janet Java JavaScript jq Julia K Kotlin Lua Nim OCaml Pascal Perl PHP PowerShell Prolog Python R Raku Rockstar Ruby Rust Scheme sed SQL Swift Tcl TeX V VimL Wren Zig 05AB1E APL Arturo Befunge BQN CJam CoffeeScript Egel Fennel Harbour Hare Haxe Hush Hy iogii Knight Lily Luau Odin Picat Qore Racket Rebol Rexx Scala Squirrel Stax Uiua Umka Vala Vyxal Bytes Chars Scoring Bytes Chars Language All ><> ALGOL 68 ArkScript Assembly AWK Bash BASIC Berry brainfuck C C# C++ Civet Clojure COBOL Coconut Common Lisp Crystal D Dart Elixir Erlang F# Factor Forth Fortran Gleam Go GolfScript Groovy Haskell Hexagony J Janet Java JavaScript jq Julia K Kotlin Lua Nim OCaml Pascal Perl PHP PowerShell Prolog Python R Raku Rockstar Ruby Rust Scheme sed SQL Swift Tcl TeX V VimL Wren Zig Experimental Language 05AB1E APL Arturo Befunge BQN CJam CoffeeScript Egel Fennel Harbour Hare Haxe Hush Hy iogii Knight Lily Luau Odin Picat Qore Racket Rebol Rexx Scala Squirrel Stax Uiua Umka Vala Vyxal Hole All 12 Days of Christmas 24 Game 99 Bottles of Beer Abundant Numbers Abundant Numbers (Long) Arabic to Roman Arithmetic Numbers Arrows Ascending Primes ASCII Table Billiards brainfuck Calendar Card Number Validation Catalan Numbers Catalan’s Constant Christmas Trees Collatz Continued Fractions CSS Colors Cubes Day of Week DFA Simulator Diamonds Divisors Emirp Numbers Emirp Numbers (Long) Emojify Evil Numbers Evil Numbers (Long) Factorial Factorisation Farey Sequence Fibonacci Fizz Buzz Foo Fizz Buzz Bar Forsyth–Edwards Notation Fractions Game of Life Gijswijt’s Sequence Happy Numbers Happy Numbers (Long) Hexdump Hilbert Curve Intersection Inventory Sequence ISBN Jacobi Symbol Kaprekar Numbers Kolakoski Constant Kolakoski Sequence Leap Years Levenshtein Distance Leyland Numbers ln 2 Look and Say Lucky Numbers Lucky Tickets Mahjong Mandelbrot Maze Medal Tally Minesweeper Morse Decoder Morse Encoder Multitap Input Musical Chords N Queens Niven Numbers Niven Numbers (Long) Number Spiral Odious Numbers Odious Numbers (Long) Ordinal Numbers PalindromemordnilaP Pangram Grep Partition Numbers Pascal’s Triangle Pernicious Numbers Pernicious Numbers (Long) Poker Polyominoes Prime Numbers Prime Numbers (Long) Proximity Grid QR Decoder Quine Recamán Repeating Decimals Reverse Polish Notation Reversi Rijndael S-box Rock-paper-scissors-Spock-lizard Roman to Arabic ROT13 Rule 110 Scrambled Sort Set Seven Segment SI Units Sierpiński Triangle Smith Numbers Spelling Numbers Star Wars GPT Star Wars Opening Crawl Sudoku Sudoku (Fill-in) Ten-pin Bowling Tic-tac-toe Time Distance Tongue-twisters Topological Sort Tower of Hanoi Transpose Sentence Trinomial Triangle United States Vampire Numbers Van Eck Sequence Zeckendorf Representation Zodiac Signs γ λ π τ φ √2 𝑒 Experimental Hole Alphabetic Numbers Apéry’s Constant Binary Lambda Calculus Connect Four Crossword CSS Colors (Inverse) CSS Grid Ellipse Perimeters Flags Floyd-Steinberg Dithering Gray Code Decoder Gray Code Encoder Hexagonal Spiral Highly Composite Numbers NFA Simulator Numbrix Odd Polyomino Tiling p-adic Expansion Polygon Triangulations QR Encoder Quadratic Formula Rectangle Fill Semiprime Numbers Smooth Numbers Snake Sphenic Numbers Taxicab Numbers Turtle Tutorial # Golfer Points Chars Time Submitted 881st visor 🇷🇺 451 214 4ms 15 Jul 2021 882nd Aurel300 🇨🇭 451 329 183ms 20 Jun 2024 883rd zdzc 450 174 9ms 31 Mar 2018 883rd tnecio 450 174 10ms 21 Apr 2021 883rd EnTerr 450 174 10ms 26 Aug 2024 886th JRaspass 🇬🇧 448 307 2ms 9 Sep 2022 887th StefanHabel 🇨🇦 447 175 10ms 25 Mar 2023 888th tomh1012 447 212 450ms 8 Sep 2025 889th lgastako 447 291 122ms 2 Aug 2019 890th annaproxy 446 205 2ms 10 May 2022 891st cafehaine 🇫🇷 446 256 1ms 4 Sep 2018 892nd cellobix 444 176 10ms 15 Aug 2019 892nd petar-donchev 444 176 10ms 28 Aug 2019 892nd Troon 444 176 10ms 8 Nov 2022 892nd fgrosshans 🇫🇷 444 176 9ms 6 May 2023 892nd FoxInTheClouds 444 176 10ms 20 Jan 2026 897th elldur 442 177 9ms 17 Mar 2019 897th knutae 🇳🇴 442 177 9ms 20 Jul 2019 897th neihousaigaai 442 177 9ms 17 Apr 2021 897th rschwa6308 🇺🇸 442 177 9ms 18 Aug 2021 897th starfihs 442 177 10ms 21 Jul 2024 897th te-chnical 442 177 10ms 10 Feb 2026 903rd Mabeloid 🇳🇴 441 161 587ms 14 Oct 2024 904th Nicronmil 440 205 9ms 7 Jun 2023 905th KevinMarquette 🇺🇸 439 167 255ms 5 Jun 2020 906th ionutm82 439 178 9ms 14 May 2019 906th CedricGebistorf 439 178 9ms 27 Feb 2022 908th DialFrost 🇸🇬 439 274 67ms 26 Apr 2025 909th JRaspass 🇬🇧 438 309 285ms 7 Feb 2024 910th CaedenHarper 🇨🇦 437 87 40ms 7 hours ago 911th acornellier 437 128 37ms 16 Dec 2018 912th TheAristos 437 179 10ms 21 Oct 2019 912th TaserTheFox 🇺🇸 437 179 9ms 15 May 2023 914th ILMTitan 437 217 391ms 21 Nov 2021 915th Shanethegamer 🇺🇸 436 121 4ms 28 Apr 2022 916th lowlighter 436 207 10ms 30 Oct 2020 917th ereztaiar 🇮🇱 436 311 274ms 17 Apr 2025 918th mwarvik 🇳🇴 435 218 457ms 26 Dec 2025 919th janbehrens 🇩🇪 433 122 3ms 14 Apr 2021 920th IISResetMe 433 169 331ms 10 Jan 2026 921st adesanjo 432 181 9ms 24 Oct 2019 921st mathisfun271 432 181 9ms 27 Oct 2021 921st NicoAdams 432 181 10ms 21 Dec 2021 921st qpwoeirut 432 181 10ms 1 Feb 2026 925th koko-yl 432 209 10ms 1 Feb 2022 926th cmdrsabre 432 301 100ms 31 Jan 2020 927th dokutan 430 160 365ms 7 Apr 2024 928th guliyevemil1 🇦🇿 430 182 9ms 19 Apr 2020 928th inverseLorentz 🇦🇺 430 182 9ms 12 May 2023 928th EnviloN 🇨🇿 430 182 10ms 21 Oct 2024 928th 5quiwyrm 430 182 10ms 2 Sep 2025 932nd xkacer 🇨🇿 430 210 11ms 25 Jan 2021 933rd msbranicky 430 231 2ms 5 Sep 2023 934th UpwardProcess 429 225 4ms 31 Dec 2018 935th MeWhenI 🇻🇦 429 245 37ms 16 Jun 2022 936th varhammer 429 289 5ms 7 Apr 2021 937th bbakersmith 428 238 16ms 28 Jul 2021 938th scpchicken 🇵🇼 427 126 102ms 23 Mar 2022 939th fitzdotlol 🇺🇸 427 131 37ms 25 May 2021 940th face0xff 427 183 9ms 18 Oct 2021 940th guilhem-roy 🇫🇷 427 183 10ms 24 Feb 2022 940th shibacho 🇯🇵 427 183 11ms 18 Mar 2022 940th andrewjc2000 427 183 10ms 14 Aug 2025 944th hugohutri 427 233 2ms 27 Jan 2020 945th mhasch 426 124 2ms 11 Oct 2017 946th msbranicky 425 167 704ms 16 Jan 2024 947th fynnkroeger 425 184 9ms 30 Apr 2022 947th fkantelberg 425 184 9ms 8 Aug 2023 949th BBoehm 🇩🇪 424 213 12ms 17 Feb 2021 950th 77Tigers 423 185 9ms 25 Feb 2021 950th Pyroan 423 185 9ms 22 Feb 2025 952nd MeWhenI 🇻🇦 422 125 3ms 16 Apr 2023 953rd rollershutter 422 196 2ms 25 Feb 2025 954th geofft 421 186 10ms 11 Dec 2020 954th hiichbindermax 421 186 9ms 4 Sep 2024 956th lmeuser 418 187 9ms 2 Dec 2017 956th ay2718 418 187 17ms 17 Jul 2019 956th NanduBC 418 187 9ms 24 Mar 2021 956th eshilo-draper 418 187 9ms 27 Sep 2022 956th Ythaenagor 418 187 9ms 5 Aug 2024 First Prev 881–960 of 1,469 Next Last
