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?
Transpose Sentence 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 400th emgordon154 816 193 1,714ms 22 Dec 2025 402nd pardouin 🇫🇷 815 138 28ms 13 days ago 403rd whitsettbe 813 102 17ms 28 Jul 2024 403rd retrohun 813 102 18ms 26 Jul 2025 405th sean-niemann 🇺🇸 813 131 49ms 20 Dec 2024 406th dokutan 811 52 6ms 13 Aug 2024 407th kaascevich 811 134 860ms 20 Jul 2025 408th primo-ppcg 🇹🇭 810 292 196ms 7 Aug 2025 409th GrayJoKing 🇦🇺 809 104 405ms 26 Jul 2025 410th emgordon154 808 79 146ms 14 Nov 2024 411th edsrzf 🇳🇿 808 164 110ms 9 days ago 412th GrayJoKing 🇦🇺 807 59 68ms 31 Jul 2024 413th DialFrost 🇸🇬 806 103 135ms 29 Nov 2025 413th emgordon154 806 103 105ms 5 Feb 2026 413th snoozingnewt 🇨🇦 806 103 97ms 5 Feb 2026 416th dokutan 806 110 13ms 20 Aug 2024 417th jared-hughes 806 180 12ms 21 Dec 2024 418th starfihs 805 103 16ms 27 Jul 2024 418th Sterls 805 103 12ms 2 Aug 2024 418th quimey 805 103 25ms 2 Aug 2024 418th Terobero 805 103 14ms 2 Sep 2024 418th jtaxen 805 103 11ms 26 Sep 2024 418th Powerroff 805 103 17ms 9 Nov 2024 418th aksyristos 805 103 16ms 17 Nov 2024 418th Mabeloid 🇳🇴 805 103 28ms 4 May 2025 418th InigoK 🇺🇸 805 103 13ms 13 Aug 2025 418th Bmrl7 805 103 14ms 31 Aug 2025 418th Babafaba 805 103 16ms 24 Oct 2025 429th Shanethegamer 🇺🇸 805 174 296ms 25 Jul 2024 430th ovs-code 🇩🇪 804 127 475ms 31 Jul 2024 431st snoozingnewt 🇨🇦 802 92 123ms 22 Nov 2025 432nd Shanethegamer 🇺🇸 802 107 125ms 16 Oct 2024 433rd stefangimmillaro 800 154 231ms 26 Aug 2024 434th error256 799 79 13ms 4 Feb 2026 435th albanian-laundromat 799 132 12ms 14 Dec 2025 436th albanian-laundromat 799 183 68ms 18 days ago 437th GrayJoKing 🇦🇺 798 80 198ms 13 Aug 2024 438th GrayJoKing 🇦🇺 798 90 68ms 26 Jul 2024 439th SirBogman 🇺🇸 797 87 493ms 29 Jul 2024 439th commandz0 🇺🇸 797 87 462ms 1 Sep 2025 441st emgordon154 797 91 521ms 27 May 2025 442nd albanian-laundromat 796 176 278ms 18 Dec 2025 443rd lynn 794 60 44ms 26 Jul 2024 443rd TFeld00 🇩🇰 794 60 41ms 3 Sep 2024 445th MeWhenI 🇻🇦 794 137 13ms 25 Jul 2024 446th stefangimmillaro 793 137 135ms 22 Aug 2024 447th msbranicky 792 177 286ms 27 Aug 2024 448th tayloia 🇬🇧 789 80 11ms 25 Jul 2024 448th MeWhenI 🇻🇦 789 80 19ms 27 Jul 2024 448th olleicua 🇺🇸 789 80 14ms 27 Aug 2024 448th trinityy-7 789 80 11ms 23 Jul 2025 452nd kg583 🇺🇸 789 169 44ms 10 Jun 2025 453rd snoozingnewt 🇨🇦 788 88 486ms 13 Dec 2025 454th Steffan153 🇫🇮 787 109 118ms 25 Jul 2024 455th alemelis 785 62 1,083ms 6 Aug 2024 456th Natanaelel 🇸🇪 782 45 4ms 26 Jul 2024 456th Steffan153 🇫🇮 782 45 3ms 27 Aug 2024 456th primo-ppcg 🇹🇭 782 45 4ms 22 Jan 2025 459th sjrct 782 106 29ms 7 Aug 2024 459th mathisfun271 782 106 47ms 3 Oct 2024 461st stackofbears 781 33 33ms 2 Sep 2024 462nd JohandeRuiter 🇳🇱 780 109 3ms 11 Aug 2024 463rd LukeBridges 🇬🇧 779 81 16ms 26 Jul 2024 464th MeWhenI 🇻🇦 779 131 32ms 28 Jul 2024 465th Shanethegamer 🇺🇸 778 188 70ms 29 Jul 2024 466th vgel 775 107 11ms 30 Jul 2024 466th Carlettos1 775 107 14ms 31 Jul 2024 466th Pyroan 775 107 11ms 13 Mar 2025 466th Matter1024 🇮🇳 775 107 11ms 26 Dec 2025 470th sean-niemann 🇺🇸 774 107 148ms 25 May 2025 471st MeWhenI 🇻🇦 773 111 122ms 25 Jul 2024 472nd edsrzf 🇳🇿 770 123 30ms 20 days ago 473rd error256 770 146 33ms 12 days ago 474th voytxt 🇨🇿 769 82 17ms 16 Aug 2024 475th Shanethegamer 🇺🇸 769 96 193ms 28 Jul 2024 476th hiichbindermax 768 108 22ms 28 Jul 2024 476th hellwue 768 108 21ms 29 Jul 2024 476th roguh 🇬🇹 768 108 25ms 30 Jul 2024 476th fourth-bit 768 108 22ms 4 Sep 2024 476th jacekwladzinski 768 108 11ms 7 Oct 2025 First Prev 401–480 of 953 Next Last