ISBN in all languages in chars. 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 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 Calendar Connect Four CSS Colors (Inverse) CSS Grid Ellipse Perimeters Flags Floyd-Steinberg Dithering Gray Code Decoder Gray Code Encoder Hexagonal Spiral Highly Composite Numbers Minesweeper NFA Simulator Odd Polyomino Tiling p-adic Expansion Polygon Triangulations QR Encoder Quadratic Formula Semiprime Numbers Smooth Numbers Snake Sphenic Numbers 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 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 Calendar Connect Four CSS Colors (Inverse) CSS Grid Ellipse Perimeters Flags Floyd-Steinberg Dithering Gray Code Decoder Gray Code Encoder Hexagonal Spiral Highly Composite Numbers Minesweeper NFA Simulator Odd Polyomino Tiling p-adic Expansion Polygon Triangulations QR Encoder Quadratic Formula Semiprime Numbers Smooth Numbers Snake Sphenic Numbers Turtle Tutorial # Golfer Points Chars Time Submitted 301st CaedenHarper 🇨🇦 852 125 545ms 19 days ago 302nd Natanaelel 🇸🇪 852 131 167ms 18 May 2025 303rd Irratix 🇳🇱 851 81 11ms 7 May 2022 303rd plcc0 851 81 11ms 3 Mar 2025 305th m-tkach 🇺🇦 851 83 10ms 10 Jan 2022 305th trinityy-7 851 83 10ms 13 Mar 2024 305th penbuvt 851 83 11ms 7 Nov 2024 308th speles 🇺🇦 851 110 2ms 29 Oct 2023 309th primo-ppcg 🇹🇭 850 117 41ms 20 Jun 2022 310th Shanethegamer 🇺🇸 850 122 1,300ms 21 Apr 2022 311th JayXon 🇺🇸 850 172 1,813ms 22 Apr 2024 312th primo-ppcg 🇹🇭 849 95 4ms 21 Aug 2023 312th Shanethegamer 🇺🇸 849 95 4ms 25 Mar 2024 314th targrik 849 98 5ms 30 Jan 2025 315th kg583 🇺🇸 849 100 9ms 6 days ago 316th ovs-code 🇩🇪 849 129 64ms 10 Feb 2023 317th sisyphus-ppcg 🇦🇺 848 49 19ms 2 Oct 2023 318th stefangimmillaro 848 156 294ms 20 Oct 2023 319th clockworknazo 847 129 3ms 18 Sep 2022 320th MeWhenI 🇻🇦 846 90 11ms 15 Jan 2025 321st Shanethegamer 🇺🇸 845 36 3ms 16 Jan 2022 321st bstrat 845 36 3ms 1 Jul 2024 323rd sisyphus-ppcg 🇦🇺 845 53 54ms 11 Jan 2022 324th primo-ppcg 🇹🇭 845 61 2ms 19 Nov 2022 325th frosster 845 102 2ms 26 Mar 2025 326th Shanethegamer 🇺🇸 845 113 457ms 21 Apr 2022 326th Steffan153 🇫🇮 845 113 475ms 23 Jul 2024 326th sean-niemann 🇺🇸 845 113 465ms 23 Mar 2025 329th the-zammers 845 132 158ms 1 Oct 2023 330th edsrzf 🇳🇿 845 138 41ms 16 Aug 2025 331st MeWhenI 🇻🇦 844 84 12ms 2 Aug 2023 332nd ZakkkkAttackkkk 🇵🇭 844 111 2ms 9 Nov 2023 332nd Szum123321 🇵🇱 844 111 2ms 9 Dec 2023 332nd DialFrost 🇸🇬 844 111 2ms 20 Dec 2024 335th neel11235813 843 74 424ms 1 Apr 2024 336th MeWhenI 🇻🇦 843 103 2ms 13 Oct 2023 337th 386asm 🇺🇸 843 118 40ms 5 May 2023 338th jakobkordez 🇸🇮 841 82 11ms 13 Nov 2022 338th frankgraziano 841 82 11ms 8 Jan 2023 338th SB-945 841 82 10ms 19 Aug 2023 338th albanian-laundromat 841 82 11ms 28 Apr 2025 342nd didion0 🇺🇸 841 84 10ms 25 Jan 2022 342nd 13x1 🇩🇪 841 84 11ms 15 May 2023 342nd biocommando 🇫🇮 841 84 11ms 11 Aug 2023 342nd deancureton 841 84 10ms 29 Dec 2024 342nd CaedenHarper 🇨🇦 841 84 10ms 22 Aug 2025 347th dokutan 841 101 9ms 1 Jul 2024 348th GrayJoKing 🇦🇺 841 130 3ms 12 Sep 2022 349th ovs-code 🇩🇪 838 114 446ms 26 Nov 2024 350th GrayJoKing 🇦🇺 838 115 8ms 28 Jul 2023 351st MeWhenI 🇻🇦 838 158 254ms 7 Jan 2025 352nd ovs-code 🇩🇪 838 224 975ms 18 Apr 2025 353rd kaascevich 837 123 153ms 21 Jul 2025 354th MeWhenI 🇻🇦 836 69 5ms 13 Aug 2024 354th Steffan153 🇫🇮 836 69 6ms 13 Aug 2024 356th Shanethegamer 🇺🇸 836 90 2,490ms 28 Oct 2024 357th Shanethegamer 🇺🇸 836 112 2ms 20 Apr 2022 358th lynn 836 124 1,212ms 16 Jan 2022 359th Shanethegamer 🇺🇸 835 92 432ms 26 Mar 2024 360th CLOStrophobic 🇮🇹 835 123 8ms 21 Jan 2025 361st DialFrost 🇸🇬 834 66 269ms 10 Oct 2024 362nd duckyluuk 🇳🇱 832 75 390ms 29 Aug 2024 363rd GrayJoKing 🇦🇺 832 152 31ms 18 Jul 2023 364th Shanethegamer 🇺🇸 832 159 281ms 20 Apr 2022 365th primo-ppcg 🇹🇭 831 50 5ms 23 May 2022 366th clockworknazo 831 62 2ms 17 Nov 2022 367th emgordon154 831 74 162ms 6 Sep 2024 368th jmerle 🇳🇱 831 83 11ms 22 Jan 2022 368th tri1212 🇻🇳 831 83 12ms 16 Jul 2022 368th mossprescott 831 83 12ms 16 Jan 2023 368th dokutan 831 83 11ms 15 Aug 2024 372nd Natanaelel 🇸🇪 831 85 10ms 7 Feb 2023 372nd HumanoidCPU 831 85 12ms 2 Mar 2025 374th jacobly0 🇺🇸 830 176 1,871ms 22 Apr 2024 375th Yewzir 🇧🇪 829 113 2ms 29 Nov 2023 First Prev 301–375 of 1,502 Next Last