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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 Dragon Curve Ellipse Perimeters Flags Floyd-Steinberg Dithering Hexagonal Spiral Highly Composite Numbers NFA Simulator Nim 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 Dragon Curve Ellipse Perimeters Flags Floyd-Steinberg Dithering Hexagonal Spiral Highly Composite Numbers NFA Simulator Nim 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 301st primo-ppcg 🇹🇭 874 269 12ms 10 Jul 2025 302nd lyphyser 873 50 59ms 6 Mar 2026 303rd DialFrost 🇸🇬 872 60 2ms 17 days ago 304th edsrzf 🇳🇿 871 95 114ms 28 Nov 2025 305th inventshah 871 106 2ms 7 Aug 2024 306th btnlq 870 64 288ms 12 Jan 2022 306th nwellnhof 🇩🇪 870 64 346ms 27 Aug 2024 308th Shanethegamer 🇺🇸 870 101 2ms 11 Nov 2023 308th DialFrost 🇸🇬 870 101 2ms 25 Jan 2024 308th Yewzir 🇧🇪 870 101 2ms 19 Nov 2025 311th jared-hughes 869 100 2ms 6 Apr 2022 311th koipondx86 869 100 2ms 7 Nov 2024 313th ovs-code 🇩🇪 869 112 7ms 5 Jul 2024 314th edsrzf 🇳🇿 868 68 2,043ms 3 days ago 315th ovs-code 🇩🇪 867 87 4ms 8 Mar 2023 316th GrayJoKing 🇦🇺 867 88 9ms 31 Jan 2025 317th Steffan153 🇫🇮 867 94 4ms 11 Dec 2023 318th primo-ppcg 🇹🇭 867 97 5ms 4 Jul 2023 319th HumanoidCPU 867 120 108ms 3 Mar 2025 320th prplz 🇦🇺 867 128 60ms 19 Jan 2022 321st neihousaigaai 866 82 9ms 11 Jan 2022 321st SirFireball3521 866 82 10ms 31 Oct 2022 321st thisishowmymindworks 🇳🇴 866 82 11ms 10 Jun 2023 324th anter69 🇭🇺 866 102 11ms 13 Jan 2022 324th Irratix 🇳🇱 866 102 13ms 5 Jul 2022 324th b10011 🇫🇮 866 102 10ms 14 Jan 2023 324th CornerMercury 🇬🇧 866 102 12ms 13 Sep 2023 324th ndren 866 102 10ms 4 Oct 2023 324th Just4FunCoder 866 102 11ms 17 Feb 2024 324th Yewzir 🇧🇪 866 102 11ms 22 Jun 2024 324th bzijlema 🇳🇱 866 102 10ms 15 Oct 2024 324th moustave 866 102 11ms 25 Jun 2025 324th Babafaba 866 102 12ms 28 Nov 2025 324th Flekay 🇩🇪 866 102 11ms 19 Feb 2026 324th FoxInTheClouds 866 102 11ms 20 Feb 2026 324th snoozingnewt 🇨🇦 866 102 10ms 20 Feb 2026 324th edsrzf 🇳🇿 866 102 10ms 4 Mar 2026 324th madex 🇩🇪 866 102 10ms 15 Mar 2026 324th Emutis 🇱🇹 866 102 11ms 25 days ago 324th scpchicken 🇵🇼 866 102 10ms 13 days ago 324th BrunoVisnadi 🇧🇷 866 102 10ms 12 days ago 324th vang1ong7ang 866 102 10ms 2 days ago 343rd edsrzf 🇳🇿 866 143 30ms 10 Feb 2026 344th Shanethegamer 🇺🇸 865 87 110ms 20 Oct 2022 344th sean-niemann 🇺🇸 865 87 106ms 23 Mar 2025 346th primo-ppcg 🇹🇭 865 151 42ms 26 Apr 2025 347th nwellnhof 🇩🇪 864 54 5ms 22 May 2022 348th edsrzf 🇳🇿 864 103 156ms 17 Oct 2025 349th dokutan 864 124 494ms 24 Sep 2025 350th arjanadriaanse 🇳🇱 864 130 141ms 8 Feb 2022 350th annaproxy 864 130 144ms 8 Feb 2022 352nd ovs-code 🇩🇪 863 63 38ms 9 May 2023 352nd nwellnhof 🇩🇪 863 63 37ms 18 Jul 2023 354th edsrzf 🇳🇿 862 94 77ms 3 days ago 355th Shanethegamer 🇺🇸 861 36 2ms 16 Jan 2022 355th AlephSquirrel 861 36 41ms 29 Dec 2022 355th bstrat 861 36 2ms 1 Jul 2024 358th rucin93 🇵🇱 861 102 2ms 10 Jul 2025 359th ovs-code 🇩🇪 861 129 60ms 10 Feb 2023 360th MeWhenI 🇻🇦 860 90 468ms 9 Aug 2023 361st kg583 🇺🇸 860 119 7ms 10 Feb 2026 362nd Shanethegamer 🇺🇸 860 144 29ms 10 Feb 2026 363rd primo-ppcg 🇹🇭 859 117 36ms 20 Jun 2022 364th ovs-code 🇩🇪 859 119 14ms 4 Jul 2024 364th GrayJoKing 🇦🇺 859 119 15ms 5 Jul 2024 366th primo-ppcg 🇹🇭 858 95 4ms 21 Aug 2023 366th Shanethegamer 🇺🇸 858 95 4ms 25 Mar 2024 366th kg583 🇺🇸 858 95 4ms 10 Feb 2026 369th targrik 858 98 6ms 30 Jan 2025 370th SirBogman 🇺🇸 858 103 11ms 10 May 2022 370th janbehrens 🇩🇪 858 103 11ms 23 Jun 2023 370th FlorianCassayre 🇫🇷 858 103 10ms 9 Sep 2023 370th orthoplex 🇨🇽 858 103 10ms 25 Nov 2023 370th abc7-12 858 103 10ms 26 Jun 2024 370th KatieLG 🇬🇧 858 103 11ms 8 Jul 2024 370th Lv0Sys 🇵🇱 858 103 10ms 6 Dec 2025 370th FortuiteMan 🇫🇷 858 103 14ms 18 Dec 2025 378th Shanethegamer 🇺🇸 858 122 1,605ms 21 Apr 2022 379th Natanaelel 🇸🇪 858 131 148ms 18 May 2025 380th primo-ppcg 🇹🇭 857 61 2ms 19 Nov 2022 381st CaedenHarper 🇨🇦 857 125 498ms 3 Oct 2025 382nd m-tkach 🇺🇦 856 83 10ms 10 Jan 2022 382nd trinityy-7 856 83 12ms 13 Mar 2024 382nd penbuvt 856 83 10ms 7 Nov 2024 382nd solisolu 856 83 12ms 18 days ago 386th Alex-x90 🇺🇸 855 108 2ms 8 Aug 2023 387th edsrzf 🇳🇿 854 69 739ms 25 days ago 388th snoozingnewt 🇨🇦 854 89 85ms 22 Nov 2025 389th Shanethegamer 🇺🇸 854 126 2ms 10 Sep 2022 389th inventshah 854 126 2ms 18 Sep 2022 391st stefangimmillaro 854 156 316ms 20 Oct 2023 392nd GrayJoKing 🇦🇺 853 95 69ms 18 Sep 2023 393rd MeWhenI 🇻🇦 853 103 2ms 13 Oct 2023 394th Shanethegamer 🇺🇸 853 113 437ms 21 Apr 2022 394th Steffan153 🇫🇮 853 113 456ms 23 Jul 2024 394th sean-niemann 🇺🇸 853 113 469ms 23 Mar 2025 397th GrayJoKing 🇦🇺 853 118 7ms 25 Feb 2026 397th edsrzf 🇳🇿 853 118 8ms 5 Mar 2026 399th 386asm 🇺🇸 852 118 38ms 5 May 2023 400th Shanethegamer 🇺🇸 852 120 14ms 14 Dec 2023 First Prev 301–400 of 1,639 Next Last