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 Gray Code Decoder Gray Code Encoder 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 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 Gray Code Decoder Gray Code Encoder 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 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 877th KasperKivimaeki 🇫🇮 663 104 10ms 11 Jul 2025 877th phSHARP 663 104 11ms 34 hours ago 883rd roavin 663 116 398ms 23 Jun 2022 883rd hamhub7 663 116 397ms 9 Aug 2022 883rd bac0id 663 116 397ms 22 Sep 2023 883rd CaedenHarper 🇨🇦 663 116 411ms 16 Oct 2025 887th NewDefectus 🇮🇱 662 46 2ms 14 Jan 2022 888th Shanethegamer 🇺🇸 661 86 4ms 14 Aug 2024 889th BloodStormKnight 661 107 11ms 15 Oct 2022 889th LukeBridges 🇬🇧 661 107 11ms 8 Nov 2022 889th hacker112 🇸🇪 661 107 10ms 24 Jun 2024 892nd madex 🇩🇪 661 183 147ms 7 Aug 2025 893rd akshatj27 🇦🇶 660 68 35ms 10 Jan 2022 893rd Haksell 🇦🇶 660 68 37ms 23 Feb 2023 895th Lv0Sys 🇵🇱 660 197 41ms 13 Dec 2025 896th jhpaques 🇫🇷 659 131 2ms 13 Dec 2022 897th HumanoidCPU 658 107 2,494ms 3 Mar 2025 898th Bonjour27891 🇻🇳 657 105 19ms 15 Jul 2022 898th stefangimmillaro 657 105 10ms 26 Dec 2022 898th betaveros 657 105 9ms 1 Jan 2023 898th 5cw 🇺🇸 657 105 10ms 3 May 2023 898th minhtrancccp 657 105 10ms 26 Sep 2023 903rd DialFrost 🇸🇬 657 116 10ms 12 Dec 2024 904th heanyang1 657 140 2ms 21 May 2025 905th The-Wolfson 657 157 106ms 16 Dec 2024 906th dokutan 655 133 2ms 10 Nov 2025 907th dokutan 654 132 1ms 13 Aug 2024 907th gonengazit 654 132 2ms 13 Apr 2025 909th Yewzir 🇧🇪 654 139 375ms 24 Feb 2023 910th jhpaques 🇫🇷 653 199 41ms 13 Dec 2022 911th HumanoidCPU 652 118 412ms 3 Mar 2025 912th Anonymousellama21 652 141 2ms 14 Apr 2022 913th Bulmenisaurus 651 106 10ms 2 Feb 2025 914th jared-hughes 650 40 42ms 29 Jul 2022 914th edsrzf 🇳🇿 650 40 38ms 5 days ago 916th 4hg 🇺🇸 650 69 35ms 30 Nov 2022 916th Andriamanitra 🇫🇮 650 69 39ms 17 Apr 2023 918th cbrt-x 650 164 447ms 16 Jan 2022 919th HumanoidCPU 650 186 151ms 4 Mar 2025 920th xyangst 649 109 10ms 7 Oct 2024 920th snoozingnewt 🇨🇦 649 109 10ms 9 Oct 2025 922nd MeWhenI 🇻🇦 648 47 2ms 11 Jan 2022 923rd KevinMarquette 🇺🇸 648 85 292ms 17 Apr 2022 923rd snoozingnewt 🇨🇦 648 85 288ms 20 Nov 2023 925th akamayu-ouo 🇹🇼 648 142 1ms 8 Jul 2024 925th FoxInTheClouds 648 142 2ms 20 Feb 2026 927th saito-ta 🇯🇵 645 102 22ms 1 Jul 2022 928th fourth-bit 645 107 10ms 10 Jul 2024 928th fuzzylojik-golf 🇺🇸 645 107 10ms 19 May 2025 928th solisolu 645 107 10ms 25 Nov 2025 931st DialFrost 🇸🇬 644 117 109ms 18 Jun 2024 932nd BREMAUCY 🇫🇷 644 202 41ms 14 Feb 2025 933rd mckymsh 643 110 9ms 17 Feb 2024 933rd madex 🇩🇪 643 110 10ms 6 Jun 2024 933rd gigaprofisi 🇺🇸 643 110 9ms 4 Sep 2025 936th Re-Adventures 🇮🇳 643 143 2ms 7 Feb 2022 936th DrPiranoid 643 143 2ms 21 Oct 2022 938th jwhear 🇺🇸 643 188 160ms 9 May 2023 939th SirBogman 🇺🇸 642 96 450ms 16 Jan 2024 939th Jacob385 642 96 428ms 13 Nov 2024 941st denkyuu1 641 70 36ms 18 Feb 2026 942nd MeWhenI 🇻🇦 640 110 2,603ms 24 Oct 2024 943rd emgordon154 640 126 5ms 20 Feb 2025 944th MeWhenI 🇻🇦 639 96 130ms 25 Oct 2024 945th prplz 🇦🇺 639 108 10ms 11 Jan 2022 945th galloj 🇨🇿 639 108 10ms 21 Sep 2022 945th TaserTheFox 🇺🇸 639 108 9ms 3 Apr 2023 945th cros107 🇦🇺 639 108 10ms 10 Aug 2025 949th sjrct 639 144 2ms 4 Aug 2024 950th astdefu 639 173 481ms 9 Dec 2022 951st jwhear 🇺🇸 639 230 1,707ms 30 Sep 2024 951st msbranicky 639 230 1,673ms 17 Sep 2025 953rd bwat2 638 167 433ms 13 Jan 2022 953rd rifatx 638 167 444ms 23 Jul 2024 955th Natanaelel 🇸🇪 636 62 32ms 21 Jun 2022 956th m-tkach 🇺🇦 636 121 387ms 10 Jan 2022 956th arctouch-cristiannevianna 636 121 394ms 1 Mar 2024 956th acer-xq 636 121 394ms 5 Aug 2024 959th dokutan 634 48 2ms 15 Nov 2024 960th biocommando 🇫🇮 634 145 2ms 26 Dec 2022 First Prev 881–960 of 1,623 Next Last