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 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 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 ArkScript 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 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 ArkScript 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 880th Haksell 🇦🇶 660 68 37ms 23 Feb 2023 882nd Lv0Sys 🇵🇱 660 197 41ms 13 Dec 2025 883rd jhpaques 🇫🇷 659 131 2ms 13 Dec 2022 884th HumanoidCPU 658 107 2,211ms 3 Mar 2025 885th madex 🇩🇪 658 183 157ms 7 Aug 2025 886th Bonjour27891 🇻🇳 657 105 19ms 15 Jul 2022 886th stefangimmillaro 657 105 10ms 26 Dec 2022 886th betaveros 657 105 9ms 1 Jan 2023 886th 5cw 🇺🇸 657 105 10ms 3 May 2023 886th minhtrancccp 657 105 10ms 26 Sep 2023 891st DialFrost 🇸🇬 657 116 10ms 12 Dec 2024 892nd heanyang1 657 140 2ms 21 May 2025 893rd The-Wolfson 656 157 108ms 16 Dec 2024 894th dokutan 655 133 2ms 10 Nov 2025 895th dokutan 654 132 1ms 13 Aug 2024 895th gonengazit 654 132 2ms 13 Apr 2025 897th Yewzir 🇧🇪 654 139 375ms 24 Feb 2023 898th jhpaques 🇫🇷 653 199 41ms 13 Dec 2022 899th HumanoidCPU 652 118 493ms 3 Mar 2025 900th Anonymousellama21 652 141 2ms 14 Apr 2022 901st Bulmenisaurus 651 106 10ms 2 Feb 2025 902nd jared-hughes 650 40 38ms 29 Jul 2022 903rd 4hg 🇺🇸 650 69 35ms 30 Nov 2022 903rd Andriamanitra 🇫🇮 650 69 39ms 17 Apr 2023 905th cbrt-x 650 164 447ms 16 Jan 2022 906th KevinMarquette 🇺🇸 648 85 349ms 17 Apr 2022 906th snoozingnewt 🇨🇦 648 85 272ms 20 Nov 2023 908th xyangst 648 109 10ms 7 Oct 2024 908th snoozingnewt 🇨🇦 648 109 10ms 9 Oct 2025 910th HumanoidCPU 648 186 157ms 4 Mar 2025 911th MeWhenI 🇻🇦 647 47 3ms 11 Jan 2022 912th akamayu-ouo 🇹🇼 647 142 1ms 8 Jul 2024 912th FoxInTheClouds 647 142 2ms 24 days ago 914th saito-ta 🇯🇵 645 102 22ms 1 Jul 2022 915th fourth-bit 645 107 10ms 10 Jul 2024 915th fuzzylojik-golf 🇺🇸 645 107 10ms 19 May 2025 915th solisolu 645 107 10ms 25 Nov 2025 918th DialFrost 🇸🇬 644 117 109ms 18 Jun 2024 919th BREMAUCY 🇫🇷 644 202 41ms 14 Feb 2025 920th mckymsh 643 110 9ms 17 Feb 2024 920th madex 🇩🇪 643 110 10ms 6 Jun 2024 920th madeforlosers 643 110 9ms 13 Sep 2024 920th gigaprofisi 🇺🇸 643 110 10ms 4 Sep 2025 924th Re-Adventures 🇮🇳 643 143 2ms 7 Feb 2022 924th DrPiranoid 643 143 2ms 21 Oct 2022 926th SirBogman 🇺🇸 642 96 450ms 16 Jan 2024 926th Jacob385 642 96 428ms 13 Nov 2024 928th denkyuu1 641 70 35ms 25 days ago 929th jwhear 🇺🇸 641 188 149ms 9 May 2023 930th MeWhenI 🇻🇦 640 110 2,263ms 24 Oct 2024 931st emgordon154 640 126 5ms 20 Feb 2025 932nd MeWhenI 🇻🇦 639 96 130ms 25 Oct 2024 933rd prplz 🇦🇺 639 108 10ms 11 Jan 2022 933rd galloj 🇨🇿 639 108 10ms 21 Sep 2022 933rd TaserTheFox 🇺🇸 639 108 9ms 3 Apr 2023 933rd cros107 🇦🇺 639 108 10ms 10 Aug 2025 937th astdefu 639 173 499ms 9 Dec 2022 938th jwhear 🇺🇸 639 230 1,707ms 30 Sep 2024 938th msbranicky 639 230 1,673ms 17 Sep 2025 940th sjrct 638 144 2ms 4 Aug 2024 941st bwat2 638 167 433ms 13 Jan 2022 941st rifatx 638 167 444ms 23 Jul 2024 943rd albanian-laundromat 638 367 11ms 5 Dec 2025 944th Natanaelel 🇸🇪 636 62 32ms 21 Jun 2022 945th m-tkach 🇺🇦 636 121 521ms 10 Jan 2022 945th arctouch-cristiannevianna 636 121 431ms 1 Mar 2024 945th acer-xq 636 121 561ms 5 Aug 2024 948th edsrzf 🇳🇿 634 41 41ms 3 Nov 2025 949th dokutan 634 48 2ms 15 Nov 2024 950th biocommando 🇫🇮 634 145 2ms 26 Dec 2022 950th kallmi28 🇨🇿 634 145 2ms 13 Oct 2023 950th rifatx 634 145 1ms 14 Jul 2024 953rd dokutan 634 205 39ms 31 Oct 2024 954th cefqrn 633 109 10ms 24 Dec 2022 954th AlexanderFair 633 109 10ms 11 Jul 2023 954th andrewjc2000 633 109 9ms 9 Mar 2025 954th tomh1012 633 109 10ms 12 days ago 958th DialFrost 🇸🇬 632 71 34ms 26 Dec 2024 959th Kokusui 🇯🇵 631 132 6ms 22 Jul 2024 960th recursive-x 631 175 461ms 24 Jan 2023 First Prev 881–960 of 1,603 Next Last