ISBN 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 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 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 Apéry’s Constant Binary Lambda Calculus Connect Four Continued Fractions Crossword CSS Colors (Inverse) CSS Grid Ellipse Perimeters Flags Floyd-Steinberg Dithering Gray Code Decoder Gray Code Encoder Hexagonal Spiral Highly Composite Numbers Multitap Input NFA Simulator Numbrix Odd Polyomino Tiling p-adic Expansion Polygon Triangulations QR Encoder Quadratic Formula Semiprime Numbers Smooth Numbers Snake Sphenic Numbers Taxicab Numbers Turtle Tutorial All Languages ><> 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 ALGOL 68 APL ArkScript Arturo Befunge BQN CJam CoffeeScript Egel Fennel Harbour Hare Haxe Hush Hy iogii Knight Luau Odin Picat Qore Racket Rebol Rexx Scala Squirrel Stax Uiua Umka Vala Vyxal Bytes Chars Scoring Bytes Chars Language All ><> 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 ALGOL 68 APL ArkScript Arturo Befunge BQN CJam CoffeeScript Egel Fennel Harbour Hare Haxe Hush Hy iogii Knight 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 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 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 Apéry’s Constant Binary Lambda Calculus Connect Four Continued Fractions Crossword CSS Colors (Inverse) CSS Grid Ellipse Perimeters Flags Floyd-Steinberg Dithering Gray Code Decoder Gray Code Encoder Hexagonal Spiral Highly Composite Numbers Multitap Input NFA Simulator Numbrix Odd Polyomino Tiling p-adic Expansion Polygon Triangulations QR Encoder Quadratic Formula Semiprime Numbers Smooth Numbers Snake Sphenic Numbers Taxicab Numbers Turtle Tutorial # Golfer Points Chars Time Submitted 881st dokutan 654 132 1ms 13 Aug 2024 881st gonengazit 654 132 2ms 13 Apr 2025 883rd Yewzir 🇧🇪 654 139 327ms 24 Feb 2023 884th HumanoidCPU 652 118 433ms 3 Mar 2025 885th Anonymousellama21 652 141 2ms 14 Apr 2022 886th jhpaques 🇫🇷 652 199 42ms 13 Dec 2022 887th SirBogman 🇺🇸 651 96 425ms 16 Jan 2024 887th Jacob385 651 96 427ms 13 Nov 2024 889th Bulmenisaurus 651 106 10ms 2 Feb 2025 890th jared-hughes 650 40 38ms 29 Jul 2022 891st 4hg 🇺🇸 650 69 43ms 30 Nov 2022 891st Andriamanitra 🇫🇮 650 69 42ms 17 Apr 2023 893rd jkelly467 650 116 3,383ms 14 Nov 2025 894th cbrt-x 650 164 427ms 16 Jan 2022 895th KevinMarquette 🇺🇸 648 85 269ms 17 Apr 2022 895th snoozingnewt 🇨🇦 648 85 301ms 20 Nov 2023 897th xyangst 648 109 9ms 7 Oct 2024 897th snoozingnewt 🇨🇦 648 109 10ms 9 Oct 2025 899th vgamula 🇺🇦 648 195 32ms 31 Oct 2023 900th MeWhenI 🇻🇦 647 47 3ms 11 Jan 2022 901st akamayu-ouo 🇹🇼 647 142 1ms 8 Jul 2024 902nd HumanoidCPU 647 186 148ms 4 Mar 2025 903rd saito-ta 🇯🇵 645 102 23ms 1 Jul 2022 904th fourth-bit 645 107 9ms 10 Jul 2024 904th fuzzylojik-golf 🇺🇸 645 107 10ms 19 May 2025 904th solisolu 645 107 10ms 25 Nov 2025 907th mckymsh 643 110 11ms 17 Feb 2024 907th madex 🇩🇪 643 110 10ms 6 Jun 2024 907th madeforlosers 643 110 9ms 13 Sep 2024 907th gigaprofisi 🇺🇸 643 110 10ms 4 Sep 2025 911th Yewzir 🇧🇪 643 120 109ms 1 Dec 2023 912th Re-Adventures 🇮🇳 643 143 2ms 7 Feb 2022 912th DrPiranoid 643 143 2ms 21 Oct 2022 914th JRaspass 🇬🇧 643 170 2ms 9 Sep 2022 915th BREMAUCY 🇫🇷 642 202 41ms 14 Feb 2025 916th MeWhenI 🇻🇦 641 96 135ms 25 Oct 2024 917th emgordon154 640 126 5ms 20 Feb 2025 918th jwhear 🇺🇸 640 188 145ms 9 May 2023 919th prplz 🇦🇺 639 108 10ms 11 Jan 2022 919th galloj 🇨🇿 639 108 10ms 21 Sep 2022 919th TaserTheFox 🇺🇸 639 108 9ms 3 Apr 2023 919th cros107 🇦🇺 639 108 10ms 10 Aug 2025 923rd Chinay-Domitrix 🇺🇸 639 118 3,378ms 4 Nov 2025 924th jwhear 🇺🇸 639 230 1,707ms 30 Sep 2024 924th msbranicky 639 230 1,673ms 17 Sep 2025 926th fuzzylojik-golf 🇺🇸 638 98 524ms 6 Jul 2025 927th sjrct 638 144 2ms 4 Aug 2024 928th bwat2 638 167 378ms 13 Jan 2022 928th rifatx 638 167 414ms 23 Jul 2024 930th albanian-laundromat 638 367 11ms 5 Dec 2025 931st m-tkach 🇺🇦 636 121 402ms 10 Jan 2022 931st arctouch-cristiannevianna 636 121 414ms 1 Mar 2024 931st acer-xq 636 121 436ms 5 Aug 2024 934th edsrzf 🇳🇿 634 41 41ms 3 Nov 2025 935th dokutan 634 48 2ms 15 Nov 2024 936th Natanaelel 🇸🇪 634 62 32ms 21 Jun 2022 937th biocommando 🇫🇮 634 145 2ms 26 Dec 2022 937th kallmi28 🇨🇿 634 145 2ms 13 Oct 2023 937th rifatx 634 145 1ms 14 Jul 2024 940th cefqrn 633 109 9ms 24 Dec 2022 940th AlexanderFair 633 109 10ms 11 Jul 2023 940th firegene 🇮🇪 633 109 10ms 18 Jan 2024 940th andrewjc2000 633 109 10ms 9 Mar 2025 944th astdefu 633 173 429ms 9 Dec 2022 945th dokutan 633 205 39ms 31 Oct 2024 946th DialFrost 🇸🇬 632 71 36ms 26 Dec 2024 947th MeWhenI 🇻🇦 632 200 31ms 7 Jun 2023 948th Kokusui 🇯🇵 630 132 5ms 22 Jul 2024 949th 0xjac 🇨🇭 630 210 249ms 9 Jun 2025 950th Yewzir 🇧🇪 629 135 8ms 16 Dec 2023 950th Maximizer02 629 135 6ms 24 Sep 2024 952nd sultan 627 110 9ms 24 Feb 2024 952nd fgrosshans 🇫🇷 627 110 10ms 16 Jul 2024 952nd edsrzf 🇳🇿 627 110 9ms 30 Jul 2025 952nd InigoK 🇺🇸 627 110 10ms 22 Sep 2025 952nd vhoulbreque 🇫🇷 627 110 11ms 25 Nov 2025 957th crizin 🇰🇷 627 170 389ms 10 Sep 2023 958th NicolasBn 🇫🇷 626 88 274ms 11 Jan 2022 959th MeWhenI 🇻🇦 626 93 319ms 14 Feb 2023 960th rifatx 626 123 403ms 14 Jul 2024 First Prev 881–960 of 1,572 Next Last