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 641st SirBogman 🇺🇸 787 96 450ms 16 Jan 2024 642nd dokutan 787 130 8ms 21 Jun 2024 643rd edsrzf 🇳🇿 787 133 1,353ms 26 Apr 2025 644th LHLaurini 🇧🇷 787 141 50ms 17 Jul 2024 645th DialFrost 🇸🇬 786 166 40ms 7 May 2025 646th MeWhenI 🇻🇦 785 137 2ms 12 Sep 2022 647th msbranicky 784 112 2ms 10 Oct 2023 648th DialFrost 🇸🇬 784 113 151ms 24 May 2025 649th MichalMarsalek 🇨🇿 784 117 412ms 21 Apr 2022 650th edsrzf 🇳🇿 784 155 294ms 10 days ago 651st sean-niemann 🇺🇸 783 118 1ms 3 Feb 2024 652nd AlephSquirrel 783 130 6ms 21 Oct 2024 653rd imperfect-fourth 783 170 264ms 17 days ago 654th DialFrost 🇸🇬 783 241 1,422ms 18 Apr 2025 655th DialFrost 🇸🇬 782 91 2,612ms 25 Oct 2024 656th Skleni 782 99 402ms 6 Apr 2023 657th commandz0 🇺🇸 782 113 10ms 3 Nov 2022 657th jakobkordez 🇸🇮 782 113 10ms 13 Nov 2022 657th mossprescott 782 113 10ms 16 Jan 2023 657th SB-945 782 113 10ms 19 Aug 2023 657th davitf 782 113 10ms 30 Apr 2024 657th kbeat 🇰🇿 782 113 10ms 18 May 2025 663rd albanian-laundromat 782 167 43ms 14 days ago 664th adamnielson42 🇺🇸 781 91 10ms 26 Apr 2023 664th luuumine 🇫🇷 781 91 9ms 12 Nov 2025 666th Shanethegamer 🇺🇸 780 104 69ms 4 Dec 2024 667th MeWhenI 🇻🇦 779 43 4ms 1 Mar 2025 668th lifthrasiir 🇰🇷 779 97 525ms 2 Dec 2024 669th andersk 🇺🇸 779 156 229ms 30 Oct 2022 669th emgordon154 779 156 232ms 14 Mar 2025 671st JRaspass 🇬🇧 778 60 3ms 18 Jan 2023 672nd primo-ppcg 🇹🇭 777 118 373ms 9 Apr 2022 673rd primo-ppcg 🇹🇭 777 131 6ms 20 Jan 2023 674th denkyuu1 776 70 36ms 18 Feb 2026 675th call23re 776 112 2ms 12 Jan 2022 676th LHLaurini 🇧🇷 776 119 1ms 17 Jul 2024 676th solisolu 776 119 1ms 25 Nov 2025 678th kmathis22 776 138 486ms 30 Oct 2025 679th rak1507 🇬🇧 775 40 2ms 10 Jan 2022 679th Frowny 775 40 2ms 13 Jan 2022 679th jared-hughes 775 40 42ms 29 Jul 2022 679th razetime 775 40 2ms 22 Aug 2022 679th edsrzf 🇳🇿 775 40 38ms 3 days ago 684th Shanethegamer 🇺🇸 775 76 402ms 12 Oct 2022 684th stefangimmillaro 775 76 1,333ms 8 Jan 2023 684th MeWhenI 🇻🇦 775 76 1,213ms 10 May 2023 684th error256 775 76 1,384ms 14 Feb 2025 688th aonkeeper4 775 114 9ms 5 Jul 2022 688th frankgraziano 775 114 10ms 8 Jan 2023 688th m42km 775 114 9ms 22 Nov 2023 688th thienudomsrirungruang 775 114 16ms 14 May 2024 688th jtaxen 775 114 10ms 8 Jun 2024 688th CutSandstone 775 114 10ms 8 Jul 2024 694th Steffan153 🇫🇮 775 132 14ms 5 Jul 2024 695th strout 775 145 148ms 15 Aug 2022 696th Shanethegamer 🇺🇸 775 161 41ms 13 Feb 2025 697th frankgraziano 774 130 7ms 22 Feb 2026 698th Shanethegamer 🇺🇸 774 157 158ms 8 Oct 2022 699th juliansiebert 🇩🇪 773 72 350ms 24 Jul 2022 700th albanian-laundromat 773 76 945ms 7 Nov 2025 701st MeWhenI 🇻🇦 773 130 41ms 30 Dec 2025 702nd maxpelic 🇺🇸 772 92 10ms 5 Jul 2022 702nd astdefu 772 92 10ms 10 Dec 2022 702nd two-bad 🇬🇧 772 92 10ms 25 Feb 2024 702nd KatieLG 🇬🇧 772 92 10ms 8 Jul 2024 706th fuzzylojik-golf 🇺🇸 771 98 453ms 6 Jul 2025 707th Yewzir 🇧🇪 770 115 195ms 26 Dec 2023 708th primo-ppcg 🇹🇭 769 67 15ms 24 Jan 2022 709th Shanethegamer 🇺🇸 768 99 87ms 12 Dec 2022 710th jmerle 🇳🇱 768 115 10ms 22 Jan 2022 710th PiterAnnema 768 115 17ms 23 Mar 2022 710th AGoyet 768 115 10ms 29 Jun 2022 710th Eilonlif 🇮🇱 768 115 9ms 11 Sep 2022 710th IsmaelGSerrano 768 115 9ms 2 Nov 2022 710th bobbysq 768 115 10ms 22 Jan 2023 710th msbranicky 768 115 10ms 25 Jul 2023 710th ArenaGrenade 768 115 10ms 19 Feb 2024 710th NickTheEASDude 🇺🇸 768 115 9ms 15 May 2024 710th dokutan 768 115 9ms 13 Aug 2024 710th maxgodfrey2004 🇨🇦 768 115 10ms 8 Jan 2025 First Prev 641–720 of 1,630 Next Last