ISBN in Python 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 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 Apéry’s Constant Binary Lambda Calculus 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 Numbrix Odd Polyomino Tiling p-adic Expansion Polygon Triangulations QR Encoder Quadratic Formula Semiprime Numbers Smooth Numbers Snake Sphenic Numbers Taxicab Numbers Turtle Tutorial All Languages ><> ALGOL 68 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 ArkScript 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 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 ArkScript 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 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 Apéry’s Constant Binary Lambda Calculus 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 Numbrix Odd Polyomino Tiling p-adic Expansion Polygon Triangulations QR Encoder Quadratic Formula Semiprime Numbers Smooth Numbers Snake Sphenic Numbers Taxicab Numbers Turtle Tutorial # Golfer Points Bytes Time Submitted 320th Jacob385 641 142 11ms 17 Sep 2024 320th ComputerKWasTaken 🇺🇸 641 142 10ms 21 Jan 2025 323rd zt14427 636 143 10ms 6 Oct 2023 323rd AtengChen 636 143 16ms 7 Sep 2024 325th SniperSmiley 🇺🇸 632 144 10ms 26 Jun 2022 326th try-except-try-accept 🇹🇭 628 145 10ms 27 Jun 2022 326th Vaekor 628 145 10ms 9 Jul 2023 328th ThatAlo 623 146 10ms 17 May 2023 329th ridingqwerty 🇺🇸 619 147 12ms 26 Dec 2023 330th Tkidder132 615 148 10ms 28 Aug 2023 331st KevinLyvers 611 149 9ms 17 Dec 2022 332nd alytarik 603 151 10ms 11 Jan 2022 332nd AnnoyedArt1256 603 151 16ms 3 Jul 2025 332nd NoneTheFewer 603 151 16ms 25 Dec 2025 335th rafaga 599 152 10ms 8 Aug 2022 336th GeneralFabian 595 153 18ms 14 Dec 2024 336th PotatoSaladOverlord 595 153 17ms 20 Jun 2025 338th jmath3912 591 154 10ms 23 Jul 2022 339th Lemonz-13223 583 156 10ms 18 Oct 2022 339th eddvrs 583 156 9ms 22 Dec 2023 341st lovernj 580 157 17ms 7 Feb 2022 341st ellygaytor 580 157 9ms 28 Feb 2022 341st amanda-j-brown 580 157 10ms 2 Nov 2023 344th Bananapants22 576 158 9ms 2 Sep 2022 344th alfonsoalves 576 158 10ms 29 Feb 2024 346th bthalheim 569 160 9ms 3 Sep 2022 347th SheepIsGoat 565 161 10ms 19 Jan 2023 347th 123mjb 565 161 18ms 19 Nov 2025 349th zwxzwxzwx21 562 162 10ms 15 Jan 2024 349th mikehanus 562 162 11ms 29 Jan 2024 351st hymanimy 542 168 9ms 1 Apr 2022 352nd DrPrettyman 538 169 14ms 6 Jul 2023 353rd arnimattr 532 171 9ms 23 Jun 2023 354th jameswmccarty 523 174 17ms 10 Jul 2024 355th cseiter 520 175 10ms 21 Jun 2022 356th 4ndyJ 🇬🇧 514 177 10ms 15 Feb 2023 357th kevinnaviapaiva 506 180 10ms 12 Feb 2025 358th vgamula 🇺🇦 503 181 10ms 31 Oct 2023 359th atazzam 🇺🇸 495 184 10ms 28 Mar 2022 360th te-chnical 479 190 86ms 4 May 2025 361st sciencejiho 464 196 10ms 9 Apr 2024 362nd dylanjones92 423 215 10ms 18 Jan 2024 362nd Florian-Mt 423 215 14ms 9 Jul 2024 364th justpic1 416 219 10ms 30 Mar 2023 365th Zhenyu-Bo 397 229 10ms 31 Jul 2025 366th felixcroc 384 237 10ms 28 Mar 2023 367th KatieLG-Transpiler 🇬🇧 371 245 10ms 25 Jun 2022 368th joshuamkite 360 253 9ms 23 Aug 2023 369th fl3ur1nestimable 358 254 10ms 3 Apr 2022 370th creeperoutcast1 350 260 10ms 20 Sep 2023 371st muser-logiccpu 🇺🇦 316 288 10ms 17 Aug 2025 372nd AidanWalter 103 884 11ms 1 Jan 2025 First Prev 321–372 of 372
