The Gray Code Decoder and Gray Code Encoder holes will go live in approximately 78 mins. Why not try and solve them ahead of time?
Continued Fractions in all languages in bytes. 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 Bytes Time Submitted 1st MeWhenI 🇻🇦 1,000 42 6ms 26 days ago 2nd saito-ta 🇯🇵 973 49 46ms 27 Feb 2026 3rd Natanaelel 🇸🇪 958 53 183ms 27 Feb 2026 3rd Steffan153 🇫🇮 958 53 203ms 1 Mar 2026 3rd GrayJoKing 🇦🇺 958 53 180ms 27 days ago 6th ovs-code 🇩🇪 955 55 3ms 20 Nov 2025 7th albanian-laundromat 947 123 10ms 19 Nov 2025 7th GolfingSuccess 🇬🇷 947 123 10ms 19 Nov 2025 7th AlephSquirrel 947 123 29ms 19 Nov 2025 7th Mukundan314 947 123 10ms 19 Nov 2025 7th Natanaelel 🇸🇪 947 123 10ms 19 Nov 2025 7th ovs-code 🇩🇪 947 123 10ms 19 Nov 2025 7th hellopir2 947 123 10ms 20 Nov 2025 7th 4atj 947 123 10ms 27 Nov 2025 7th sunleonid 947 123 9ms 28 Nov 2025 7th bizy-coder 947 123 11ms 28 Nov 2025 7th khvdm 947 123 10ms 29 Nov 2025 7th hallvabo 🇳🇴 947 123 10ms 6 Dec 2025 7th 5cw 🇺🇸 947 123 10ms 6 Dec 2025 7th HPWiz 🇳🇿 947 123 10ms 17 Dec 2025 7th davecame 947 123 10ms 17 Dec 2025 7th Seek64 🇩🇪 947 123 9ms 8 Jan 2026 7th sean-niemann 🇺🇸 947 123 29ms 16 Jan 2026 7th ndren 947 123 10ms 24 Jan 2026 7th anter69 🇭🇺 947 123 10ms 9 Feb 2026 7th pardouin 🇫🇷 947 123 10ms 15 Feb 2026 7th Steffan153 🇫🇮 947 123 10ms 20 Feb 2026 7th CornerMercury 🇬🇧 947 123 10ms 22 Feb 2026 7th CaedenHarper 🇨🇦 947 123 10ms 26 Feb 2026 7th kg583 🇺🇸 947 123 10ms 26 Feb 2026 7th blaztoma 🇱🇹 947 123 10ms 26 Feb 2026 7th edsrzf 🇳🇿 947 123 10ms 26 Feb 2026 7th zacjl 947 123 30ms 26 Feb 2026 7th plcc0 947 123 30ms 27 Feb 2026 7th LostSyntax21 🇬🇧 947 123 10ms 28 Feb 2026 7th StefanHabel 🇨🇦 947 123 9ms 28 Feb 2026 7th Lv0Sys 🇵🇱 947 123 10ms 28 Feb 2026 7th commandz0 🇺🇸 947 123 10ms 28 Feb 2026 7th Emutis 🇱🇹 947 123 10ms 28 Feb 2026 7th lukegustafson 🇺🇸 947 123 10ms 1 Mar 2026 7th JayXon 🇺🇸 947 123 30ms 1 Mar 2026 7th MeWhenI 🇻🇦 947 123 14ms 1 Mar 2026 7th npc1234cyber 947 123 10ms 1 Mar 2026 7th m-tkach 🇺🇦 947 123 10ms 2 Mar 2026 7th sisyphus-ppcg 🇦🇺 947 123 11ms 21 days ago 7th fuzzylojik-golf 🇺🇸 947 123 29ms 20 days ago 7th orthoplex 🇨🇽 947 123 10ms 19 days ago 7th duckyluuk 🇳🇱 947 123 29ms 10 days ago 49th MeWhenI 🇻🇦 945 70 38ms 28 Feb 2026 49th pardouin 🇫🇷 945 70 36ms 13 days ago 51st bricknellj 939 124 18ms 12 Jan 2026 51st emgordon154 939 124 10ms 1 Mar 2026 51st btjones0 939 124 10ms 1 Mar 2026 51st ahmetdemirag 🇨🇾 939 124 10ms 3 Mar 2026 51st SirBogman 🇺🇸 939 124 10ms 5 days ago 56th JayXon 🇺🇸 934 94 9ms 3 Mar 2026 57th ovs-code 🇩🇪 931 71 37ms 19 Nov 2025 57th Natanaelel 🇸🇪 931 71 36ms 26 Feb 2026 57th D-MOVE 🇵🇭 931 71 37ms 28 Feb 2026 57th Steffan153 🇫🇮 931 71 38ms 28 Feb 2026 57th sean-niemann 🇺🇸 931 71 38ms 21 days ago 57th sisyphus-ppcg 🇦🇺 931 71 35ms 15 days ago 63rd KasperKivimaeki 🇫🇮 931 125 10ms 13 Jan 2026 63rd stefangimmillaro 931 125 10ms 27 Feb 2026 63rd KatieLG 🇬🇧 931 125 10ms 27 Feb 2026 63rd Flekay 🇩🇪 931 125 10ms 1 Mar 2026 63rd DialFrost 🇸🇬 931 125 10ms 1 Mar 2026 63rd qpwoeirut 931 125 10ms 3 Mar 2026 63rd snoozingnewt 🇨🇦 931 125 10ms 21 days ago 63rd FortuiteMan 🇫🇷 931 125 10ms 19 days ago 63rd dokutan 931 125 10ms 19 days ago 63rd aksyristos 931 125 10ms 48 mins ago 73rd nwellnhof 🇩🇪 924 55 194ms 27 Feb 2026 74th rucin93 🇵🇱 924 95 10ms 1 Jan 2026 74th sean-niemann 🇺🇸 924 95 10ms 15 Jan 2026 74th lukegustafson 🇺🇸 924 95 9ms 27 Feb 2026 74th GolfingSuccess 🇬🇷 924 95 9ms 27 Feb 2026 74th Steffan153 🇫🇮 924 95 9ms 1 Mar 2026 74th edsrzf 🇳🇿 924 95 9ms 3 Mar 2026 80th solisolu 924 126 10ms 27 Feb 2026 1–80 of 379 Next Last