ISBN in Python in chars. 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 Chars Time Submitted 241st jacklynnepenick 559 127 10ms 15 Feb 2022 241st Pena86 559 127 16ms 14 Sep 2022 241st pascscha 559 127 10ms 18 Sep 2022 241st DrPiranoid 559 127 10ms 8 Oct 2022 241st epic-programmer-guy 559 127 9ms 21 Dec 2023 241st 40fied4t 559 127 10ms 15 May 2025 241st Luke44565 559 127 10ms 10 Aug 2025 241st jacekwladzinski 559 127 10ms 5 Oct 2025 241st aksyristos 559 127 15ms 16 days ago 250th gchenfc 555 128 9ms 24 Jan 2022 250th pyrolitic 🇮🇪 555 128 10ms 5 Apr 2022 250th Wildst 555 128 10ms 4 Aug 2023 250th sleepyStick 555 128 9ms 7 Dec 2023 250th damoose717 555 128 10ms 23 May 2025 255th amollberg 🇸🇪 550 129 9ms 21 Jan 2022 255th jfallon1997 550 129 9ms 18 Aug 2022 255th CameronGBell 550 129 10ms 10 Nov 2022 255th 2011-Chan-Ethan 550 129 16ms 20 Jul 2023 255th inverseLorentz 🇦🇺 550 129 10ms 8 Oct 2023 255th trsav 550 129 17ms 29 Oct 2023 255th aalec 550 129 16ms 24 Apr 2024 255th Europe2048 550 129 10ms 16 Mar 2025 255th pquline 550 129 10ms 23 Apr 2025 264th AkashTandon167 546 130 10ms 18 Jan 2022 264th feherd 546 130 16ms 16 Apr 2022 264th caraar12345 546 130 9ms 27 May 2022 264th ordinary-slim 546 130 10ms 18 Nov 2022 264th bonevbs 546 130 10ms 18 Nov 2022 264th mbittner20 546 130 9ms 27 May 2023 264th resoNathan 546 130 10ms 13 May 2024 264th codingisgreatbutiamnot 546 130 10ms 9 Aug 2024 264th NanduBC 546 130 10ms 3 Sep 2024 264th AstroOrbis 546 130 17ms 22 Feb 2026 274th michelebastione 🇮🇹 542 131 16ms 14 Jan 2022 274th midnattssol 🇸🇪 542 131 9ms 19 May 2022 274th alexjurkiewicz 🇦🇺 542 131 10ms 8 Nov 2023 274th sciencedjinn 542 131 10ms 8 Nov 2024 274th wobblybits 542 131 17ms 15 Aug 2025 274th cthierfelder 🇲🇨 542 131 10ms 12 Sep 2025 274th kayaulai 542 131 10ms 23 Nov 2025 281st twocatsinatrenchcoat 538 132 10ms 10 May 2022 281st dillon-duncando 538 132 10ms 19 Oct 2022 281st eiburns 538 132 9ms 11 Oct 2023 281st estomagordo 🇳🇱 538 132 10ms 25 Mar 2025 285th adoxography 534 133 10ms 20 Jan 2022 285th jhpaques 🇫🇷 534 133 10ms 26 Jul 2022 285th dranjohn 534 133 9ms 10 Sep 2023 285th countlpaul-dotcom 534 133 16ms 19 Oct 2025 285th rustykitty 🇺🇸 534 133 17ms 5 Feb 2026 285th Deppyforce 534 133 17ms 20 days ago 291st zoemarschner 530 134 10ms 16 May 2022 291st nullie 530 134 10ms 8 Jun 2022 291st thomasklunker 530 134 10ms 20 Feb 2023 291st yuchuehw 530 134 9ms 22 Jan 2024 295th petroselo 526 135 9ms 9 Apr 2022 295th trist224 🇫🇷 526 135 10ms 29 Sep 2022 295th mrmena 🇦🇺 526 135 18ms 16 Apr 2024 298th kyleclaassen 522 136 9ms 9 Feb 2022 298th za3k 522 136 10ms 8 Oct 2022 298th shibacho 🇯🇵 522 136 10ms 30 Nov 2022 298th chlorobenzene12 522 136 10ms 26 Dec 2022 298th Schreipfelerer 522 136 9ms 11 Sep 2024 298th hamilton-bonds 522 136 10ms 12 Nov 2024 298th ffelixm 522 136 10ms 7 Jun 2025 305th MathieuIko 518 137 10ms 21 Feb 2022 305th RDShah 518 137 10ms 18 May 2022 305th cameronezell 518 137 9ms 19 Jul 2022 305th enbyte 518 137 16ms 20 Dec 2022 309th Troon 514 138 16ms 11 Oct 2022 309th nayakrujul 514 138 18ms 3 Jan 2023 309th celiendonze 🇨🇭 514 138 10ms 20 Apr 2023 309th willdaspit 514 138 9ms 6 Aug 2023 309th GitQuick 514 138 9ms 9 Mar 2024 314th brochmann 🇸🇪 511 139 9ms 6 Feb 2022 314th halp1 511 139 9ms 8 Apr 2022 314th AliceFord 511 139 10ms 2 Jun 2022 314th luftj 511 139 9ms 9 Aug 2022 314th pustovalovm 511 139 10ms 16 Jan 2023 314th Andrey2001 511 139 17ms 31 Jan 2026 320th nmgetahun 507 140 10ms 5 Dec 2022 First Prev 241–320 of 374 Next Last