ISBN in C in bytes. 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 Bytes Time Submitted 1st KasperKivimaeki 🇫🇮 1,000 100 2ms 19 Jul 2024 2nd JayXon 🇺🇸 990 101 2ms 21 May 2023 2nd nwellnhof 🇩🇪 990 101 2ms 23 Jun 2023 4th JohandeRuiter 🇳🇱 980 102 1ms 7 Jul 2024 5th ovs-code 🇩🇪 952 105 2ms 17 Feb 2024 6th inventshah 943 106 2ms 7 Aug 2024 7th Alex-x90 🇺🇸 926 108 2ms 8 Aug 2023 8th prplz 🇦🇺 917 109 2ms 18 Jan 2022 8th xsot 🇸🇬 917 109 2ms 1 Feb 2024 10th Irratix 🇳🇱 909 110 2ms 14 May 2022 10th speles 🇺🇦 909 110 2ms 29 Oct 2023 12th ZakkkkAttackkkk 🇵🇭 901 111 2ms 9 Nov 2023 12th Szum123321 🇵🇱 901 111 2ms 9 Dec 2023 12th DialFrost 🇸🇬 901 111 2ms 20 Dec 2024 15th Shanethegamer 🇺🇸 893 112 2ms 20 Apr 2022 16th Yewzir 🇧🇪 885 113 2ms 29 Nov 2023 16th drabart 🇵🇱 885 113 2ms 18 Dec 2023 18th Mandrzejy 🇵🇱 877 114 2ms 13 Sep 2024 18th AZTECCO 877 114 2ms 16 Sep 2025 20th madex 🇩🇪 870 115 2ms 10 Apr 2022 20th FragmentedCurve 870 115 2ms 22 Nov 2023 20th mathisfun271 870 115 2ms 5 Feb 2024 23rd MeWhenI 🇻🇦 862 116 2ms 5 Jul 2024 24th m-tkach 🇺🇦 855 117 2ms 11 Jan 2022 25th sean-niemann 🇺🇸 847 118 2ms 3 Feb 2024 26th LHLaurini 🇧🇷 840 119 2ms 17 Jul 2024 27th retrohun 826 121 2ms 30 Dec 2022 27th abc7-12 826 121 2ms 26 Jun 2024 29th c0d3-4-F00d 🇩🇪 820 122 2ms 21 Feb 2022 30th iczelia 🇩🇪 813 123 2ms 24 Sep 2025 31st djeedjay 🇳🇱 806 124 2ms 16 Sep 2022 32nd jupj 🇫🇮 800 125 2ms 31 Aug 2022 33rd bac0id 794 126 2ms 3 Jul 2024 34th jared-hughes 781 128 2ms 17 Mar 2022 35th janbehrens 🇩🇪 769 130 2ms 23 Jun 2023 35th dokutan 769 130 2ms 6 hours ago 37th solisolu 763 131 2ms 6 hours ago 38th pandapawskat 758 132 2ms 7 Feb 2022 39th jgbaldwinbrown 752 133 2ms 13 Oct 2022 39th klixel 🇨🇦 752 133 2ms 27 Nov 2023 41st HumanoidCPU 735 136 2ms 4 Mar 2025 42nd violeta-desantis 730 137 2ms 27 Sep 2023 43rd heanyang1 714 140 3ms 21 May 2025 44th Anonymousellama21 709 141 2ms 14 Apr 2022 45th akamayu-ouo 🇹🇼 704 142 2ms 8 Jul 2024 46th Re-Adventures 🇮🇳 699 143 2ms 7 Feb 2022 46th DrPiranoid 699 143 2ms 21 Oct 2022 48th sjrct 694 144 2ms 4 Aug 2024 49th biocommando 🇫🇮 690 145 2ms 26 Dec 2022 49th kallmi28 🇨🇿 690 145 2ms 13 Oct 2023 49th rifatx 690 145 2ms 14 Jul 2024 52nd MaxElf999 676 148 2ms 19 Dec 2022 53rd gastropner 671 149 2ms 8 Jul 2025 54th second-pumpkin 667 150 2ms 15 Mar 2023 54th msbranicky 667 150 2ms 20 Aug 2023 56th Andriamanitra 🇫🇮 654 153 2ms 14 Jul 2023 57th jbjd 649 154 2ms 12 Sep 2024 58th daschr 629 159 2ms 26 Jun 2023 59th isaiah0311 617 162 2ms 16 Feb 2023 60th tomh1012 602 166 2ms 13 Jan 2023 61st 1231234md5 🇨🇳 578 173 2ms 11 Dec 2023 62nd rambox11 546 183 2ms 11 Jun 2024 63rd ColeBardin 541 185 2ms 21 Jul 2022 63rd snoozingnewt 🇺🇸 541 185 2ms 14 Nov 2023 65th Sephirem98 526 190 2ms 2 Nov 2023 66th Sascha37 🇩🇪 485 206 2ms 8 Oct 2025 67th jacobly0 🇺🇸 465 215 2ms 5 Sep 2023 67th epic-programmer-guy 465 215 2ms 31 Dec 2023 69th MateuszPietrzak 🇵🇱 444 225 2ms 22 Nov 2023 70th Schmitt-Very-Cool 424 236 2ms 25 May 2025 71st zt14427 372 269 3ms 6 Oct 2023 72nd mrmena 🇦🇺 358 279 3ms 14 Mar 2024 73rd Natanaelel 🇸🇪 350 286 2ms 7 Feb 2023 74th kevinnaviapaiva 288 347 2ms 24 Feb 2025 75th aksyristos 186 538 2ms 11 Jun 2023 1–75 of 76 Next Last
