ISBN in all languages in bytes. 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 Bytes Time Submitted 157th ovs-code 🇩🇪 906 124 125ms 13 May 2023 157th Lydxn 🇨🇦 906 124 125ms 3 Aug 2023 157th edsrzf 🇳🇿 906 124 118ms 19 Dec 2025 157th JayXon 🇺🇸 906 124 139ms 5 Mar 2026 165th DialFrost 🇸🇬 905 57 21ms 11 Jan 2025 166th JayXon 🇺🇸 904 79 154ms 5 Mar 2026 167th Shanethegamer 🇺🇸 904 93 6ms 13 Nov 2023 167th DialFrost 🇸🇬 904 93 6ms 28 Jul 2024 167th sean-niemann 🇺🇸 904 93 6ms 19 Apr 2025 170th pardouin 🇫🇷 902 79 2,589ms 5 Mar 2026 171st GrayJoKing 🇦🇺 901 64 5ms 17 Aug 2024 172nd ovs-code 🇩🇪 901 90 65ms 12 Sep 2024 172nd error256 901 90 68ms 14 Feb 2025 172nd primo-ppcg 🇹🇭 901 90 62ms 5 Apr 2025 172nd sean-niemann 🇺🇸 901 90 64ms 14 May 2025 172nd Steffan153 🇫🇮 901 90 66ms 13 Feb 2026 177th btnlq 901 98 13ms 10 Jan 2022 177th primo-ppcg 🇹🇭 901 98 11ms 13 Jan 2022 177th m-tkach 🇺🇦 901 98 19ms 18 Jul 2023 177th sean-niemann 🇺🇸 901 98 19ms 28 Jan 2025 181st JayXon 🇺🇸 901 102 392ms 23 Jul 2025 181st edsrzf 🇳🇿 901 102 404ms 12 Sep 2025 183rd DialFrost 🇸🇬 901 119 370ms 24 Sep 2025 183rd Yewzir 🇧🇪 901 119 487ms 24 Sep 2025 183rd namelessiw 901 119 399ms 7 Oct 2025 186th JayXon 🇺🇸 901 148 335ms 11 Nov 2023 187th canissimia 🇦🇶 900 74 31ms 13 Jul 2022 188th jared-hughes 899 79 13ms 12 Jan 2022 188th ZakkkkAttackkkk 🇵🇭 899 79 11ms 9 Jun 2022 188th ovs-code 🇩🇪 899 79 11ms 29 Sep 2023 188th uttumuttu 🇫🇮 899 79 11ms 21 Dec 2023 188th neel11235813 899 79 14ms 25 Mar 2024 188th levinwinter 899 79 13ms 21 Oct 2025 188th JOrE20 899 79 16ms 18 Feb 2026 188th DayDun 🇸🇪 899 79 10ms 6 days ago 196th Lydxn 🇨🇦 899 84 512ms 16 Jan 2024 197th xnor-gate 899 125 143ms 11 Jan 2022 198th JayXon 🇺🇸 897 98 2ms 19 Feb 2024 198th sean-niemann 🇺🇸 897 98 2ms 19 Nov 2025 198th Steffan153 🇫🇮 897 98 2ms 5 Mar 2026 201st KasperKivimaeki 🇫🇮 896 124 451ms 30 Jul 2025 202nd nwellnhof 🇩🇪 895 149 327ms 23 Jun 2023 203rd ovs-code 🇩🇪 894 85 83ms 27 May 2024 203rd DialFrost 🇸🇬 894 85 78ms 22 Jun 2024 203rd Steffan153 🇫🇮 894 85 79ms 15 Aug 2024 203rd sean-niemann 🇺🇸 894 85 77ms 6 Jul 2025 207th Steffan153 🇫🇮 893 80 134ms 5 Mar 2026 208th AlephSquirrel 892 99 11ms 21 Jul 2023 208th kg583 🇺🇸 892 99 10ms 30 Nov 2025 208th jared-hughes 892 99 13ms 30 Nov 2025 208th zacjl 892 99 11ms 5 Mar 2026 212th Steffan153 🇫🇮 892 115 7ms 5 Mar 2026 212th edsrzf 🇳🇿 892 115 7ms 20 days ago 214th canissimia 🇦🇶 891 61 39ms 18 Jul 2022 214th Steffan153 🇫🇮 891 61 36ms 9 Mar 2026 216th JayXon 🇺🇸 891 117 100ms 21 May 2023 217th Steffan153 🇫🇮 890 87 417ms 21 Aug 2024 218th GrayJoKing 🇦🇺 889 92 77ms 21 Jun 2024 218th JayXon 🇺🇸 889 92 84ms 4 Mar 2026 218th Steffan153 🇫🇮 889 92 79ms 5 Mar 2026 221st janbehrens 🇩🇪 888 80 13ms 24 Nov 2022 221st tayloia 🇬🇧 888 80 11ms 16 May 2023 221st voytxt 🇨🇿 888 80 15ms 4 Feb 2024 221st Salutations45 888 80 11ms 27 Nov 2024 221st Lv0Sys 🇵🇱 888 80 14ms 27 Feb 2026 226th clockworknazo 887 85 4ms 25 Mar 2023 226th edsrzf 🇳🇿 887 85 4ms 18 Nov 2025 228th JayXon 🇺🇸 887 109 458ms 24 Jul 2024 229th lifthrasiir 🇰🇷 886 35 2ms 29 Nov 2024 229th edsrzf 🇳🇿 886 35 3ms 26 days ago 231st edsrzf 🇳🇿 886 92 4ms 24 Jul 2025 232nd ScottHamper 886 121 484ms 30 Nov 2025 233rd Lydxn 🇨🇦 885 86 104ms 26 Feb 2023 234th Steffan153 🇫🇮 885 95 6ms 8 Aug 2024 235th hallvabo 🇳🇴 883 100 12ms 11 Jan 2022 235th xsot 🇸🇬 883 100 12ms 21 Jul 2023 235th inventshah 883 100 11ms 3 Aug 2023 235th StefanHabel 🇨🇦 883 100 12ms 5 Sep 2023 235th neel11235813 883 100 10ms 9 Nov 2023 235th MeWhenI 🇻🇦 883 100 12ms 7 Dec 2023 First Prev 161–240 of 1,655 Next Last