ISBN in all languages in chars. Cheevos Holes Recent Holes Langs Medals Misc 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 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 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 Calendar Connect Four CSS Colors (Inverse) CSS Grid Ellipse Perimeters Flags Floyd-Steinberg Dithering Gray Code Decoder Gray Code Encoder Hexagonal Spiral Highly Composite Numbers NFA Simulator Odd Polyomino Tiling p-adic Expansion Polygon Triangulations QR Encoder Quadratic Formula Semiprime Numbers Smooth Numbers Snake Sphenic Numbers Tower of Hanoi Turtle Tutorial All Languages ><> Assembly AWK Bash BASIC Berry brainfuck C C# C++ Civet Clojure COBOL Coconut Common Lisp Crystal D Dart Elixir 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 Arturo Befunge BQN CJam CoffeeScript Egel Erlang 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 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 Arturo Befunge BQN CJam CoffeeScript Egel Erlang 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 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 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 Calendar Connect Four CSS Colors (Inverse) CSS Grid Ellipse Perimeters Flags Floyd-Steinberg Dithering Gray Code Decoder Gray Code Encoder Hexagonal Spiral Highly Composite Numbers NFA Simulator Odd Polyomino Tiling p-adic Expansion Polygon Triangulations QR Encoder Quadratic Formula Semiprime Numbers Smooth Numbers Snake Sphenic Numbers Tower of Hanoi Turtle Tutorial # Golfer Points Chars Time Submitted 151st SirBogman 🇺🇸 896 77 13ms 20 Nov 2022 151st FlorianCassayre 🇫🇷 896 77 11ms 11 Sep 2023 151st KatieLG 🇬🇧 896 77 11ms 14 Sep 2024 151st luuumine 🇫🇷 896 77 10ms 7 days ago 155th JayXon 🇺🇸 895 84 3,601ms 8 Nov 2024 155th pardouin 🇫🇷 895 84 3,462ms 8 Nov 2024 157th DialFrost 🇸🇬 895 119 406ms 24 Sep 2025 157th Yewzir 🇧🇪 895 119 350ms 24 Sep 2025 157th namelessiw 895 119 598ms 7 Oct 2025 160th jared-hughes 894 79 10ms 12 Jan 2022 160th ZakkkkAttackkkk 🇵🇭 894 79 9ms 9 Jun 2022 160th ovs-code 🇩🇪 894 79 10ms 29 Sep 2023 160th uttumuttu 🇫🇮 894 79 10ms 21 Dec 2023 160th neel11235813 894 79 9ms 25 Mar 2024 160th levinwinter 894 79 9ms 17 days ago 166th Shanethegamer 🇺🇸 894 93 5ms 13 Nov 2023 166th DialFrost 🇸🇬 894 93 5ms 28 Jul 2024 166th sean-niemann 🇺🇸 894 93 4ms 19 Apr 2025 169th JayXon 🇺🇸 894 148 262ms 11 Nov 2023 170th xnor-gate 893 125 172ms 11 Jan 2022 171st kg583 🇺🇸 892 70 401ms 20 Feb 2024 171st edsrzf 🇳🇿 892 70 1,654ms 7 Sep 2025 173rd ovs-code 🇩🇪 892 105 2ms 17 Feb 2024 174th GrayJoKing 🇦🇺 891 75 289ms 23 Jul 2024 174th DialFrost 🇸🇬 891 75 76ms 17 Mar 2025 174th sean-niemann 🇺🇸 891 75 76ms 6 Jul 2025 177th DialFrost 🇸🇬 889 57 23ms 11 Jan 2025 177th frankgraziano 889 57 23ms 4 Feb 2025 179th canissimia 🇦🇶 889 74 36ms 13 Jul 2022 180th JayXon 🇺🇸 889 102 421ms 23 Jul 2025 180th edsrzf 🇳🇿 889 102 361ms 12 Sep 2025 182nd nwellnhof 🇩🇪 888 149 266ms 23 Jun 2023 183rd Steffan153 🇫🇮 886 82 67ms 20 Sep 2023 183rd Kacarott 🇦🇺 886 82 72ms 17 May 2024 185th Shanethegamer 🇺🇸 886 87 126ms 20 Oct 2022 185th JayXon 🇺🇸 886 87 104ms 25 Oct 2022 185th Steffan153 🇫🇮 886 87 120ms 24 Feb 2024 185th sean-niemann 🇺🇸 886 87 102ms 23 Mar 2025 185th edsrzf 🇳🇿 886 87 121ms 25 days ago 190th JayXon 🇺🇸 886 98 2ms 19 Feb 2024 191st JayXon 🇺🇸 886 126 136ms 22 Jun 2024 192nd Steffan153 🇫🇮 885 96 9ms 24 May 2024 192nd edsrzf 🇳🇿 885 96 9ms 16 Aug 2025 194th GrayJoKing 🇦🇺 884 75 5ms 1 Nov 2023 195th TFeld00 🇩🇰 884 78 16ms 19 May 2022 195th lifthrasiir 🇰🇷 884 78 12ms 20 Nov 2024 195th qpwoeirut 884 78 11ms 1 Oct 2025 198th inventshah 884 106 2ms 7 Aug 2024 199th janbehrens 🇩🇪 883 80 10ms 24 Nov 2022 199th DayDun 🇸🇪 883 80 11ms 22 Jan 2023 199th tayloia 🇬🇧 883 80 9ms 16 May 2023 199th voytxt 🇨🇿 883 80 10ms 4 Feb 2024 199th Salutations45 883 80 8ms 27 Nov 2024 199th emgordon154 883 80 10ms 16 Feb 2025 205th Steffan153 🇫🇮 883 87 397ms 21 Aug 2024 206th KasperKivimaeki 🇫🇮 883 124 57ms 30 Jul 2025 207th GrayJoKing 🇦🇺 880 48 140ms 4 Dec 2022 208th JayXon 🇺🇸 880 117 97ms 21 May 2023 209th GrayJoKing 🇦🇺 879 71 456ms 23 Jul 2024 209th GolfingSuccess 🇬🇷 879 71 395ms 25 Jan 2025 211th edsrzf 🇳🇿 877 92 5ms 24 Jul 2025 212th sean-niemann 🇺🇸 877 99 2ms 21 Dec 2024 213th JayXon 🇺🇸 876 109 473ms 24 Jul 2024 214th edsrzf 🇳🇿 876 151 297ms 1 Sep 2025 215th Steffan153 🇫🇮 875 95 5ms 8 Aug 2024 216th sisyphus-ppcg 🇦🇺 875 104 6ms 19 Jul 2022 216th m-tkach 🇺🇦 875 104 6ms 29 Mar 2023 216th UnderKoen 🇳🇱 875 104 6ms 20 Apr 2023 219th JayXon 🇺🇸 875 125 3ms 25 Oct 2022 219th edsrzf 🇳🇿 875 125 3ms 5 Jul 2025 221st ovs-code 🇩🇪 874 66 5ms 30 Oct 2024 221st emgordon154 874 66 5ms 6 Jun 2025 223rd quimey 873 79 14ms 16 Mar 2023 223rd jatloe 873 79 11ms 26 Aug 2024 225th Yax42 🇫🇷 873 122 439ms 8 Oct 2025 First Prev 151–225 of 1,511 Next Last