ISBN in all languages 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 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 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 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 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 149th primo-ppcg 🇹🇭 901 90 72ms 5 Apr 2025 149th sean-niemann 🇺🇸 901 90 77ms 14 May 2025 153rd Shanethegamer 🇺🇸 901 93 5ms 13 Nov 2023 153rd DialFrost 🇸🇬 901 93 4ms 28 Jul 2024 153rd sean-niemann 🇺🇸 901 93 4ms 19 Apr 2025 156th btnlq 901 98 9ms 10 Jan 2022 156th primo-ppcg 🇹🇭 901 98 9ms 13 Jan 2022 156th m-tkach 🇺🇦 901 98 16ms 18 Jul 2023 156th bizy-coder 901 98 9ms 25 Jul 2024 156th sean-niemann 🇺🇸 901 98 16ms 28 Jan 2025 161st JayXon 🇺🇸 901 134 160ms 17 days ago 161st kumavale 901 134 160ms 17 days ago 163rd canissimia 🇦🇶 900 74 36ms 13 Jul 2022 164th jared-hughes 899 79 10ms 12 Jan 2022 164th ZakkkkAttackkkk 🇵🇭 899 79 9ms 9 Jun 2022 164th ovs-code 🇩🇪 899 79 9ms 29 Sep 2023 164th uttumuttu 🇫🇮 899 79 10ms 21 Dec 2023 164th neel11235813 899 79 9ms 25 Mar 2024 164th levinwinter 899 79 9ms 27 days ago 170th DialFrost 🇸🇬 899 119 338ms 24 Sep 2025 170th Yewzir 🇧🇪 899 119 342ms 24 Sep 2025 170th namelessiw 899 119 359ms 7 Oct 2025 173rd JayXon 🇺🇸 899 148 262ms 11 Nov 2023 174th JayXon 🇺🇸 898 85 588ms 23 Jan 2024 174th pardouin 🇫🇷 898 85 877ms 26 Sep 2024 176th xnor-gate 898 125 172ms 11 Jan 2022 177th JayXon 🇺🇸 897 98 2ms 19 Feb 2024 178th JayXon 🇺🇸 897 102 387ms 23 Jul 2025 178th edsrzf 🇳🇿 897 102 361ms 12 Sep 2025 180th ovs-code 🇩🇪 896 105 2ms 17 Feb 2024 181st Shanethegamer 🇺🇸 895 87 105ms 20 Oct 2022 181st JayXon 🇺🇸 895 87 104ms 25 Oct 2022 181st Steffan153 🇫🇮 895 87 106ms 24 Feb 2024 181st sean-niemann 🇺🇸 895 87 102ms 23 Mar 2025 181st edsrzf 🇳🇿 895 87 100ms 13 Oct 2025 186th ovs-code 🇩🇪 894 85 73ms 27 May 2024 186th DialFrost 🇸🇬 894 85 76ms 22 Jun 2024 186th Steffan153 🇫🇮 894 85 80ms 15 Aug 2024 186th sean-niemann 🇺🇸 894 85 73ms 6 Jul 2025 190th nwellnhof 🇩🇪 893 149 266ms 23 Jun 2023 191st AlephSquirrel 892 99 9ms 21 Jul 2023 191st Seek64 🇩🇪 892 99 10ms 24 Sep 2024 193rd Steffan153 🇫🇮 891 91 67ms 20 Sep 2023 194th JayXon 🇺🇸 891 126 136ms 22 Jun 2024 195th canissimia 🇦🇶 890 61 58ms 18 Jul 2022 196th rucin93 🇵🇱 890 84 135ms 31 Oct 2024 196th sean-niemann 🇺🇸 890 84 134ms 31 Oct 2024 198th GrayJoKing 🇦🇺 889 92 84ms 21 Jun 2024 199th Steffan153 🇫🇮 888 87 397ms 21 Aug 2024 200th inventshah 888 106 2ms 7 Aug 2024 201st KasperKivimaeki 🇫🇮 888 124 56ms 30 Jul 2025 202nd janbehrens 🇩🇪 887 80 9ms 24 Nov 2022 202nd DayDun 🇸🇪 887 80 10ms 22 Jan 2023 202nd tayloia 🇬🇧 887 80 10ms 16 May 2023 202nd voytxt 🇨🇿 887 80 9ms 4 Feb 2024 202nd Salutations45 887 80 9ms 27 Nov 2024 202nd emgordon154 887 80 10ms 16 Feb 2025 208th clockworknazo 887 85 3ms 25 Mar 2023 209th sean-niemann 🇺🇸 887 99 2ms 21 Dec 2024 210th lifthrasiir 🇰🇷 886 35 2ms 29 Nov 2024 211th ovs-code 🇩🇪 886 66 5ms 30 Oct 2024 211th emgordon154 886 66 5ms 6 Jun 2025 213th edsrzf 🇳🇿 886 92 5ms 24 Jul 2025 214th JayXon 🇺🇸 886 117 97ms 21 May 2023 215th JayXon 🇺🇸 884 109 473ms 24 Jul 2024 216th hallvabo 🇳🇴 883 100 9ms 11 Jan 2022 216th xsot 🇸🇬 883 100 12ms 21 Jul 2023 216th kg583 🇺🇸 883 100 10ms 2 Aug 2023 216th inventshah 883 100 10ms 3 Aug 2023 216th StefanHabel 🇨🇦 883 100 9ms 5 Sep 2023 216th neel11235813 883 100 9ms 9 Nov 2023 216th MeWhenI 🇻🇦 883 100 9ms 7 Dec 2023 216th lynn 883 100 9ms 21 Jun 2024 216th duckyluuk 🇳🇱 883 100 10ms 21 Jun 2024 216th DialFrost 🇸🇬 883 100 9ms 28 Jun 2024 First Prev 151–225 of 1,531 Next Last