The Gray Code Decoder and Gray Code Encoder holes will go live in approximately 7 days. Why not try and solve them ahead of time?
Pangram Grep 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 556th sheeperino 🇮🇹 877 80 12ms 11 Oct 2024 556th ahmetdemirag 🇨🇾 877 80 10ms 28 Feb 2025 556th benmuth 877 80 11ms 12 Sep 2025 556th SectorCorruptor 877 80 17ms 10 Feb 2026 556th solisolu 877 80 11ms 18 days ago 566th Natanaelel 🇸🇪 876 52 1,481ms 4 Oct 2021 566th HallMatthew314 876 52 1,520ms 6 Dec 2021 566th DestyNova 🇮🇪 876 52 1,530ms 21 Aug 2022 566th ovs-code 🇩🇪 876 52 1,422ms 9 Nov 2023 570th KasperKivimaeki 🇫🇮 876 69 2ms 31 Mar 2025 571st sisyphus-ppcg 🇦🇺 875 35 3ms 25 Jun 2021 571st o0lit3 🇺🇸 875 35 3ms 25 Jun 2021 571st kurkale6ka 875 35 4ms 29 Jul 2021 574th jared-hughes 874 43 37ms 12 Sep 2022 575th Steffan153 🇫🇮 874 72 6ms 9 hours ago 576th primo-ppcg 🇹🇭 874 103 258ms 26 Apr 2022 576th inventshah 874 103 247ms 19 Jun 2022 576th Re-Adventures 🇮🇳 874 103 243ms 7 Jun 2023 576th SirBogman 🇺🇸 874 103 267ms 4 Oct 2023 576th stefangimmillaro 874 103 242ms 20 Oct 2023 576th Aurel300 🇨🇭 874 103 274ms 6 Jun 2024 576th emgordon154 874 103 230ms 19 Feb 2025 583rd Shanethegamer 🇺🇸 874 116 27ms 10 Feb 2026 584th GrayJoKing 🇦🇺 873 53 7ms 29 Aug 2024 584th emgordon154 873 53 6ms 30 Aug 2025 586th sisyphus-ppcg 🇦🇺 872 63 85ms 13 Dec 2022 586th Steffan153 🇫🇮 872 63 81ms 4 Feb 2024 586th snoozingnewt 🇨🇦 872 63 162ms 21 Nov 2025 589th GrayJoKing 🇦🇺 872 66 28ms 15 Mar 2024 590th Shanethegamer 🇺🇸 872 67 141ms 3 Aug 2024 590th Steffan153 🇫🇮 872 67 140ms 3 Aug 2024 590th sean-niemann 🇺🇸 872 67 126ms 9 Jun 2025 593rd JOrE20 870 23 41ms 17 Feb 2026 594th 4hg 🇺🇸 870 24 3ms 22 Aug 2022 595th MeWhenI 🇻🇦 870 68 10ms 4 Jan 2025 595th GolfingSuccess 🇬🇷 870 68 8ms 27 Jan 2025 595th GrayJoKing 🇦🇺 870 68 11ms 25 Nov 2025 598th varhammer 870 94 7ms 13 Dec 2023 599th SirBogman 🇺🇸 870 110 40ms 28 Apr 2020 599th Tine86 870 110 40ms 30 Apr 2020 599th cure-honey 🇯🇵 870 110 42ms 1 Jul 2021 599th primo-ppcg 🇹🇭 870 110 40ms 26 Apr 2022 599th marshallward 🇺🇸 870 110 41ms 27 Apr 2022 599th stefangimmillaro 870 110 41ms 31 May 2023 605th GrayJoKing 🇦🇺 870 113 149ms 9 Dec 2020 606th error256 869 83 25ms 7 Feb 2026 607th HumanoidCPU 869 93 1,346ms 15 May 2024 608th SirBogman 🇺🇸 868 90 80ms 7 Nov 2021 609th lynn 867 117 30ms 12 Jul 2023 610th PFischbeck 866 81 11ms 12 Dec 2017 610th michael-celani 866 81 11ms 30 Dec 2017 610th edre 866 81 11ms 10 Oct 2018 610th daedals 866 81 12ms 19 Jun 2019 610th xorraxrax 866 81 12ms 17 Oct 2019 610th ElterZ 866 81 10ms 6 Dec 2019 610th b-jam 866 81 11ms 7 Dec 2019 610th tpaxman 🇨🇦 866 81 11ms 9 Dec 2020 610th geofft 866 81 11ms 11 Dec 2020 610th argusdusty 🇺🇸 866 81 11ms 31 Dec 2020 610th Brianzhengca 866 81 11ms 5 Feb 2021 610th zaneduffield 866 81 12ms 6 Aug 2021 610th jacklynnepenick 866 81 17ms 16 Aug 2021 610th thealtofwar 866 81 11ms 31 Jan 2022 610th tkr-sh 🇰🇵 866 81 11ms 28 Apr 2022 610th abba23 866 81 11ms 31 May 2022 610th celiendonze 🇨🇭 866 81 11ms 25 Apr 2023 610th BREMAUCY 🇫🇷 866 81 12ms 1 Jun 2023 610th LogicalJoe 866 81 12ms 2 Jun 2023 610th aksyristos 866 81 11ms 2 Jun 2023 610th midnattssol 🇸🇪 866 81 11ms 27 Jul 2023 610th rschwa6308 🇺🇸 866 81 11ms 18 Aug 2023 610th hellwue 866 81 11ms 28 Aug 2023 610th minhtrancccp 866 81 11ms 27 Sep 2023 610th m42km 866 81 11ms 22 Oct 2023 610th keelimeguy 🇺🇸 866 81 11ms 6 Nov 2023 610th hiichbindermax 866 81 11ms 21 Nov 2023 610th FCORMERAIS 866 81 10ms 7 Mar 2024 610th stertooy 🇧🇪 866 81 11ms 13 Jun 2024 610th EnTerr 866 81 13ms 8 Sep 2024 610th wuduculfre 866 81 11ms 22 Jul 2025 First Prev 561–640 of 2,703 Next Last
