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 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 Semiprime Numbers Smooth Numbers Snake Sphenic Numbers Taxicab Numbers Turtle Tutorial # Golfer Points Chars Time Submitted 879th betaveros 657 105 9ms 1 Jan 2023 879th 5cw 🇺🇸 657 105 10ms 3 May 2023 879th minhtrancccp 657 105 10ms 26 Sep 2023 884th HumanoidCPU 657 107 2,211ms 3 Mar 2025 885th DialFrost 🇸🇬 657 116 10ms 12 Dec 2024 886th heanyang1 657 140 2ms 21 May 2025 887th The-Wolfson 656 157 108ms 16 Dec 2024 888th dokutan 655 133 2ms 10 Nov 2025 889th dokutan 654 132 1ms 13 Aug 2024 889th gonengazit 654 132 2ms 13 Apr 2025 891st Yewzir 🇧🇪 654 139 375ms 24 Feb 2023 892nd jhpaques 🇫🇷 653 199 41ms 13 Dec 2022 893rd HumanoidCPU 652 118 378ms 3 Mar 2025 894th Anonymousellama21 652 141 2ms 14 Apr 2022 895th Bulmenisaurus 651 106 10ms 2 Feb 2025 896th jared-hughes 650 40 38ms 29 Jul 2022 897th 4hg 🇺🇸 650 69 35ms 30 Nov 2022 897th Andriamanitra 🇫🇮 650 69 39ms 17 Apr 2023 899th cbrt-x 650 164 447ms 16 Jan 2022 900th KevinMarquette 🇺🇸 648 85 251ms 17 Apr 2022 900th snoozingnewt 🇨🇦 648 85 288ms 20 Nov 2023 902nd xyangst 648 109 9ms 7 Oct 2024 902nd snoozingnewt 🇨🇦 648 109 8ms 9 Oct 2025 904th MeWhenI 🇻🇦 647 47 3ms 11 Jan 2022 905th akamayu-ouo 🇹🇼 647 142 1ms 8 Jul 2024 905th FoxInTheClouds 647 142 2ms 17 days ago 907th HumanoidCPU 647 186 157ms 4 Mar 2025 908th saito-ta 🇯🇵 645 102 22ms 1 Jul 2022 909th fourth-bit 645 107 10ms 10 Jul 2024 909th fuzzylojik-golf 🇺🇸 645 107 10ms 19 May 2025 909th solisolu 645 107 10ms 25 Nov 2025 912th DialFrost 🇸🇬 644 117 108ms 18 Jun 2024 913th BREMAUCY 🇫🇷 644 202 41ms 14 Feb 2025 914th mckymsh 643 110 10ms 17 Feb 2024 914th madex 🇩🇪 643 110 9ms 6 Jun 2024 914th madeforlosers 643 110 10ms 13 Sep 2024 914th gigaprofisi 🇺🇸 643 110 10ms 4 Sep 2025 918th Re-Adventures 🇮🇳 643 143 2ms 7 Feb 2022 918th DrPiranoid 643 143 2ms 21 Oct 2022 920th SirBogman 🇺🇸 642 96 459ms 16 Jan 2024 920th Jacob385 642 96 428ms 13 Nov 2024 922nd denkyuu1 641 70 35ms 18 days ago 923rd emgordon154 640 126 5ms 20 Feb 2025 924th jwhear 🇺🇸 640 188 149ms 9 May 2023 925th prplz 🇦🇺 639 108 10ms 11 Jan 2022 925th galloj 🇨🇿 639 108 10ms 21 Sep 2022 925th TaserTheFox 🇺🇸 639 108 9ms 3 Apr 2023 925th cros107 🇦🇺 639 108 10ms 10 Aug 2025 929th MeWhenI 🇻🇦 639 110 2,263ms 24 Oct 2024 930th astdefu 639 173 466ms 9 Dec 2022 931st jwhear 🇺🇸 639 230 1,707ms 30 Sep 2024 931st msbranicky 639 230 1,673ms 17 Sep 2025 933rd sjrct 638 144 2ms 4 Aug 2024 934th bwat2 638 167 433ms 13 Jan 2022 934th rifatx 638 167 444ms 23 Jul 2024 936th albanian-laundromat 638 367 11ms 5 Dec 2025 937th MeWhenI 🇻🇦 637 96 147ms 25 Oct 2024 938th Natanaelel 🇸🇪 636 62 32ms 21 Jun 2022 939th m-tkach 🇺🇦 635 121 402ms 10 Jan 2022 939th arctouch-cristiannevianna 635 121 414ms 1 Mar 2024 939th acer-xq 635 121 414ms 5 Aug 2024 942nd edsrzf 🇳🇿 634 41 41ms 3 Nov 2025 943rd dokutan 634 48 2ms 15 Nov 2024 944th biocommando 🇫🇮 634 145 2ms 26 Dec 2022 944th kallmi28 🇨🇿 634 145 2ms 13 Oct 2023 944th rifatx 634 145 1ms 14 Jul 2024 947th dokutan 634 205 39ms 31 Oct 2024 948th cefqrn 633 109 10ms 24 Dec 2022 948th AlexanderFair 633 109 10ms 11 Jul 2023 948th andrewjc2000 633 109 9ms 9 Mar 2025 948th tomh1012 633 109 10ms 4 days ago 952nd DialFrost 🇸🇬 632 71 34ms 26 Dec 2024 953rd recursive-x 631 175 426ms 24 Jan 2023 953rd tomh1012 631 175 1,388ms 21 Nov 2025 955th Kokusui 🇯🇵 630 132 5ms 22 Jul 2024 956th 0xjac 🇨🇭 630 210 289ms 9 Jun 2025 957th fuzzylojik-golf 🇺🇸 629 98 453ms 6 Jul 2025 958th Yewzir 🇧🇪 628 120 109ms 1 Dec 2023 959th JRaspass 🇬🇧 628 170 2ms 9 Sep 2022 960th akamayu-ouo 🇹🇼 628 176 360ms 8 Jul 2024 First Prev 881–960 of 1,593 Next Last