ISBN in all languages in bytes. Cheevos Holes Recent Holes Langs Medals Misc 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 Card Number Validation Catalan Numbers Catalan’s Constant Christmas Trees Collatz 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 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 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 Calendar 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 Odd Polyomino Tiling p-adic Expansion Polygon Triangulations QR Encoder Quadratic Formula Semiprime Numbers Smooth Numbers Snake Sphenic Numbers Tower of Hanoi Turtle Tutorial All Languages ><> Assembly AWK Bash BASIC Berry brainfuck C C# C++ Civet Clojure COBOL Coconut Common Lisp Crystal D Dart Elixir 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 ALGOL 68 APL Arturo Befunge BQN CJam CoffeeScript Egel Erlang Fennel Harbour Hare Haxe Hush Hy iogii Knight Luau Odin Picat Qore Racket Rebol Rexx Scala Squirrel Stax Uiua Umka Vala Vyxal Bytes Chars Scoring Bytes Chars Language All ><> Assembly AWK Bash BASIC Berry brainfuck C C# C++ Civet Clojure COBOL Coconut Common Lisp Crystal D Dart Elixir 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 ALGOL 68 APL Arturo Befunge BQN CJam CoffeeScript Egel Erlang Fennel Harbour Hare Haxe Hush Hy iogii Knight 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 Card Number Validation Catalan Numbers Catalan’s Constant Christmas Trees Collatz 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 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 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 Calendar 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 Odd Polyomino Tiling p-adic Expansion Polygon Triangulations QR Encoder Quadratic Formula Semiprime Numbers Smooth Numbers Snake Sphenic Numbers Tower of Hanoi Turtle Tutorial # Golfer Points Bytes Time Submitted 449th feberhard 831 93 355ms 6 Apr 2023 449th sean-niemann 🇺🇸 831 93 373ms 19 Apr 2025 453rd emplv 🇱🇻 831 160 264ms 6 Jan 2023 453rd KasperKivimaeki 🇫🇮 831 160 265ms 24 days ago 455th Shanethegamer 🇺🇸 830 63 2ms 13 May 2023 456th pardouin 🇫🇷 830 71 981ms 2 Sep 2025 457th inventshah 830 92 505ms 21 Jan 2024 457th GolfingSuccess 🇬🇷 830 92 467ms 2 Mar 2024 459th emplv 🇱🇻 830 101 5ms 3 Jul 2023 459th stefangimmillaro 830 101 4ms 12 Oct 2023 459th edsrzf 🇳🇿 830 101 4ms 7 Oct 2025 462nd Shanethegamer 🇺🇸 828 107 132ms 24 May 2025 463rd albanian-laundromat 828 133 3ms 22 Sep 2025 464th plcc0 827 125 7ms 23 Mar 2025 465th kg583 🇺🇸 827 127 8ms 27 days ago 466th Alex-x90 🇺🇸 827 133 57ms 8 Aug 2023 466th Yewzir 🇧🇪 827 133 55ms 29 Nov 2023 468th acotis 827 146 189ms 30 May 2025 469th Mandrzejy 🇵🇱 826 114 2ms 13 Sep 2024 469th AZTECCO 826 114 2ms 16 Sep 2025 471st solisolu 825 86 9ms 5 days ago 472nd quimey 825 107 11ms 7 Mar 2023 472nd fourth-bit 825 107 10ms 10 Jul 2024 472nd fuzzylojik-golf 🇺🇸 825 107 15ms 19 May 2025 475th GrayJoKing 🇦🇺 824 99 5ms 20 Sep 2023 476th m-tkach 🇺🇦 823 130 340ms 25 Sep 2025 477th error256 822 66 36ms 8 May 2025 478th annaproxy 822 94 380ms 19 Mar 2022 479th MeWhenI 🇻🇦 822 102 4ms 26 Nov 2023 480th Frowny 821 53 40ms 11 Jan 2022 481st Shanethegamer 🇺🇸 821 93 512ms 16 Jan 2024 481st Yewzir 🇧🇪 821 93 518ms 22 Jun 2024 483rd Mandrzejy 🇵🇱 821 134 59ms 13 Sep 2024 484th jared-hughes 821 200 10ms 18 Dec 2024 485th kg583 🇺🇸 820 126 7ms 26 Oct 2024 486th primo-ppcg 🇹🇭 820 164 27ms 25 Jun 2022 487th edsrzf 🇳🇿 819 93 3,055ms 1 Sep 2025 488th madex 🇩🇪 818 115 2ms 10 Apr 2022 488th FragmentedCurve 818 115 2ms 22 Nov 2023 488th mathisfun271 818 115 2ms 5 Feb 2024 491st btnlq 818 125 20ms 12 Jan 2022 492nd Steffan153 🇫🇮 817 57 4ms 6 Jan 2023 492nd Natanaelel 🇸🇪 817 57 5ms 13 May 2023 494th prplz 🇦🇺 817 108 14ms 11 Jan 2022 494th galloj 🇨🇿 817 108 10ms 21 Sep 2022 494th TaserTheFox 🇺🇸 817 108 10ms 3 Apr 2023 494th jatloe 817 108 13ms 26 Aug 2024 494th cros107 🇦🇺 817 108 10ms 10 Aug 2025 499th DialFrost 🇸🇬 817 286 137ms 22 Apr 2025 500th lynn 816 38 39ms 22 Jul 2022 500th MeWhenI 🇻🇦 816 38 37ms 25 Aug 2022 500th 5cw 🇺🇸 816 38 3ms 27 May 2024 503rd itsh01 816 87 9ms 13 Mar 2022 503rd AlephSquirrel 816 87 9ms 15 Feb 2023 503rd danielphilpottwork 816 87 10ms 20 Dec 2023 503rd Attero 🇸🇪 816 87 10ms 22 Dec 2023 507th DialFrost 🇸🇬 816 118 467ms 27 Nov 2024 508th kg583 🇺🇸 816 157 39ms 13 Feb 2025 509th sean-niemann 🇺🇸 816 163 267ms 30 Aug 2023 509th Yewzir 🇧🇪 816 163 282ms 7 Feb 2024 509th CaedenHarper 🇨🇦 816 163 272ms 10 days ago 512th Irratix 🇳🇱 815 135 369ms 14 May 2022 513th janbehrens 🇩🇪 814 103 4ms 2 Jul 2023 514th scpchicken 🇵🇼 812 55 135ms 13 Mar 2022 515th CaedenHarper 🇨🇦 812 78 719ms 30 Sep 2025 516th CaedenHarper 🇨🇦 812 94 488ms 15 Aug 2025 517th chunes3 🇺🇸 811 100 70ms 15 Sep 2023 517th Natanaelel 🇸🇪 811 100 67ms 8 Dec 2023 519th jotslo 🇬🇧 811 107 2ms 17 Jul 2022 520th MeWhenI 🇻🇦 811 116 2ms 5 Jul 2024 521st frankgraziano 811 288 646ms 7 Aug 2025 522nd janlelis 810 67 38ms 11 Jan 2022 522nd stefangimmillaro 810 67 33ms 26 Dec 2024 524th ZakkkkAttackkkk 🇵🇭 810 109 14ms 23 Feb 2022 524th cefqrn 810 109 10ms 24 Dec 2022 First Prev 451–525 of 1,528 Next Last