The Gray Code Decoder and Gray Code Encoder holes will go live in approximately 2 days. Why not try and solve them ahead of time?
Partition Numbers 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 801st Shanethegamer 🇺🇸 123 665 385ms 26 Nov 2024 801st HumanoidCPU 123 665 395ms 6 Jan 2025 801st mwarvik 🇳🇴 123 665 390ms 5 Jan 2026 801st amazingalek 🇳🇴 123 665 416ms 6 Jan 2026 805th KatieLG 🇬🇧 123 693 478ms 30 Nov 2025 806th dokutan 122 352 76ms 20 Apr 2025 807th Shanethegamer 🇺🇸 122 667 111ms 26 Nov 2024 807th HumanoidCPU 122 667 121ms 6 Jan 2025 807th MeWhenI 🇻🇦 122 667 125ms 1 Mar 2025 807th CaedenHarper 🇨🇦 122 667 109ms 16 Aug 2025 811th Shanethegamer 🇺🇸 122 682 56ms 26 Nov 2024 811th CaedenHarper 🇨🇦 122 682 52ms 16 Aug 2025 811th HumanoidCPU 122 682 55ms 28 Nov 2025 814th Shanethegamer 🇺🇸 121 655 5ms 26 Nov 2024 814th HumanoidCPU 121 655 5ms 6 Jan 2025 814th MeWhenI 🇻🇦 121 655 5ms 28 Feb 2025 814th dokutan 121 655 5ms 3 Mar 2025 814th CaedenHarper 🇨🇦 121 655 5ms 16 Aug 2025 814th KatieLG 🇬🇧 121 655 5ms 30 Sep 2025 820th KatieLG 🇬🇧 121 676 223ms 30 Nov 2025 821st KatieLG 🇬🇧 120 768 109ms 20 Apr 2025 821st CaedenHarper 🇨🇦 120 768 112ms 1 Dec 2025 823rd KatieLG 🇬🇧 117 648 2ms 6 Mar 2025 824th dokutan 116 395 249ms 20 Apr 2025 825th Shanethegamer 🇺🇸 116 678 457ms 26 Nov 2024 825th MeWhenI 🇻🇦 116 678 434ms 28 Feb 2025 827th HumanoidCPU 116 679 446ms 6 Jan 2025 827th CaedenHarper 🇨🇦 116 679 458ms 16 Aug 2025 829th dokutan 115 247 41ms 3 Mar 2025 830th KatieLG-Transpiler 🇬🇧 115 745 372ms 9 Jan 2026 831st Shanethegamer 🇺🇸 114 662 2ms 26 Nov 2024 831st HumanoidCPU 114 662 2ms 6 Jan 2025 831st MeWhenI 🇻🇦 114 662 2ms 1 Mar 2025 831st CaedenHarper 🇨🇦 114 662 2ms 16 Aug 2025 835th HumanoidCPU 113 655 5ms 6 Jan 2025 835th MeWhenI 🇻🇦 113 655 5ms 28 Feb 2025 835th KatieLG 🇬🇧 113 655 5ms 6 Mar 2025 835th CaedenHarper 🇨🇦 113 655 5ms 16 Aug 2025 835th KatieLG-Transpiler 🇬🇧 113 655 5ms 9 Jan 2026 840th KatieLG-Transpiler 🇬🇧 113 666 2ms 9 Jan 2026 841st Shanethegamer 🇺🇸 112 656 39ms 26 Nov 2024 841st HumanoidCPU 112 656 39ms 6 Jan 2025 841st KatieLG 🇬🇧 112 656 40ms 6 Mar 2025 841st CaedenHarper 🇨🇦 112 656 39ms 16 Aug 2025 841st gigaprofisi 🇺🇸 112 656 39ms 5 Nov 2025 846th Schmitt-Very-Cool 111 771 486ms 3 Oct 2025 847th HumanoidCPU 109 654 1,156ms 6 Jan 2025 847th JDiLenarda 🇫🇷 109 654 1,324ms 27 Feb 2025 847th MeWhenI 🇻🇦 109 654 1,329ms 28 Feb 2025 847th CaedenHarper 🇨🇦 109 654 1,275ms 16 Aug 2025 851st KatieLG 🇬🇧 109 655 1,197ms 6 Mar 2025 852nd KatieLG-Transpiler 🇬🇧 108 658 1,232ms 9 Jan 2026 853rd HumanoidCPU 108 960 32ms 4 Nov 2025 854th CaedenHarper 🇨🇦 108 962 25ms 16 Aug 2025 855th KatieLG-Transpiler 🇬🇧 108 963 27ms 9 Jan 2026 856th KatieLG-Transpiler 🇬🇧 107 767 385ms 9 Jan 2026 857th MeWhenI 🇻🇦 107 778 57ms 1 Mar 2025 858th KatieLG 🇬🇧 107 964 24ms 6 Mar 2025 859th MeWhenI 🇻🇦 106 655 1ms 1 Mar 2025 859th HumanoidCPU 106 655 2ms 4 Mar 2025 859th CaedenHarper 🇨🇦 106 655 2ms 16 Aug 2025 859th fuzzylojik-golf 🇺🇸 106 655 1ms 3 Sep 2025 863rd KatieLG-Transpiler 🇬🇧 106 770 111ms 9 Jan 2026 864th MeWhenI 🇻🇦 105 654 4ms 1 Mar 2025 864th CaedenHarper 🇨🇦 105 654 3ms 16 Aug 2025 866th KatieLG 🇬🇧 105 655 3ms 6 Mar 2025 866th KatieLG-Transpiler 🇬🇧 105 655 4ms 9 Jan 2026 868th AidanWalter 104 473 10ms 28 Nov 2025 869th Shanethegamer 🇺🇸 104 653 3ms 26 Nov 2024 869th MeWhenI 🇻🇦 104 653 2ms 1 Mar 2025 869th KatieLG 🇬🇧 104 653 2ms 6 Mar 2025 869th ehulinsky 🇺🇸 104 653 2ms 26 Mar 2025 869th CaedenHarper 🇨🇦 104 653 2ms 16 Aug 2025 869th KatieLG-Transpiler 🇬🇧 104 653 3ms 9 Jan 2026 875th Shanethegamer 🇺🇸 104 668 130ms 26 Nov 2024 875th HumanoidCPU 104 668 114ms 6 Jan 2025 875th MeWhenI 🇻🇦 104 668 128ms 1 Mar 2025 875th KatieLG 🇬🇧 104 668 129ms 6 Mar 2025 875th CaedenHarper 🇨🇦 104 668 115ms 16 Aug 2025 880th KatieLG 🇬🇧 104 802 1,435ms 6 Mar 2025 First Prev 801–880 of 1,193 Next Last
