Roman to Arabic 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 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 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 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 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 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 Chars Time Submitted 676th MeWhenI 🇻🇦 631 58 6ms 16 Jan 2022 677th stordev 630 114 19ms 26 Feb 2021 677th mossiegoat 630 114 28ms 24 Aug 2025 679th PatrickStephansen 🇿🇦 630 120 25ms 9 Jun 2021 679th stefangabos 🇷🇴 630 120 18ms 13 Sep 2022 681st HumanoidCPU 628 103 470ms 7 Jun 2024 682nd Jiramide 628 177 298ms 8 Feb 2021 683rd janbehrens 🇩🇪 627 160 69ms 18 May 2023 684th janbehrens 🇩🇪 626 161 370ms 16 May 2023 685th snoozingnewt 🇺🇸 621 104 488ms 28 Sep 2025 686th MeWhenI 🇻🇦 621 105 186ms 3 Aug 2024 687th YAJUE114514 621 179 289ms 3 Aug 2025 688th chartung17 620 116 23ms 1 Jan 2024 689th jupj 🇫🇮 617 131 4ms 27 Aug 2022 690th Babafaba 616 105 404ms 10 days ago 691st CaedenHarper 🇨🇦 615 78 60ms 18 Aug 2025 692nd KrausRaus 🇺🇸 615 123 17ms 2 Sep 2020 692nd sebipopa 🇷🇴 615 123 15ms 14 Sep 2022 694th CaedenHarper 🇨🇦 614 116 1,124ms 17 Aug 2025 695th jacklynnepenick 614 117 26ms 13 Aug 2021 695th JunkIce 614 117 42ms 24 Nov 2024 697th CaedenHarper 🇨🇦 613 142 213ms 18 Aug 2025 698th neihousaigaai 610 124 15ms 28 Apr 2021 698th Andrey-Plotnikov 610 124 13ms 9 Aug 2025 700th vezzick 609 118 21ms 5 Mar 2021 701st olivermrose 🇺🇸 608 79 97ms 24 Oct 2021 702nd Shanethegamer 🇺🇸 608 130 27ms 4 Oct 2024 703rd Yewzir 🇧🇪 608 133 6ms 10 Jun 2024 704th retrohun 607 111 17ms 21 Sep 2024 705th dsntzn 🇸🇰 605 125 12ms 1 Mar 2021 705th smclaughlin-cf 605 125 15ms 8 Apr 2025 707th albanian-laundromat 604 106 2,211ms 7 days ago 708th bzijlema 🇳🇱 604 119 17ms 3 Jul 2024 709th cure-honey 🇯🇵 603 200 55ms 26 Apr 2020 710th Phil-RGOMEGA 601 149 7ms 30 Aug 2023 711th KatieLG 🇬🇧 600 67 63ms 27 Nov 2023 712th ollyspooner 600 126 16ms 18 Oct 2023 713th giacomogallina 599 120 28ms 21 May 2020 714th targrik 599 130 15ms 6 days ago 715th MeWhenI 🇻🇦 598 105 33ms 12 Nov 2022 716th albanian-laundromat 598 178 43ms 22 Aug 2025 717th CaedenHarper 🇨🇦 596 131 360ms 17 Aug 2025 718th eranws 595 127 13ms 9 Sep 2022 719th timvermeulen 595 190 155ms 4 Jan 2020 720th Shanethegamer 🇺🇸 594 74 9ms 6 Jan 2022 721st DialFrost 🇸🇬 594 133 42ms 11 Dec 2024 722nd ovs-code 🇩🇪 593 128 22ms 4 Feb 2023 723rd sisyphus-ppcg 🇦🇺 591 114 215ms 24 Jun 2022 724th elisherer 🇮🇱 591 128 20ms 24 Apr 2019 724th avartanii 591 128 19ms 17 Jan 2021 724th MathisBullinger 591 128 24ms 15 Nov 2021 727th dokutan 591 132 380ms 7 Apr 2025 728th OllieBoyne 🇬🇧 589 122 29ms 3 Jun 2021 728th blaztoma 🇱🇹 589 122 21ms 17 Sep 2025 728th Emutis 🇱🇹 589 122 21ms 17 Sep 2025 731st lynn 587 182 27ms 18 Nov 2021 732nd SirBogman 🇺🇸 586 75 28ms 3 Jan 2022 733rd ian-odonnell 586 129 12ms 9 Mar 2018 733rd JohnSBarden 586 129 13ms 9 Nov 2021 735th CaedenHarper 🇨🇦 586 135 135ms 18 Aug 2025 736th filharmonista 586 138 4ms 13 Mar 2020 736th TeodorDyakov 🇧🇬 586 138 4ms 3 Jul 2025 738th mtirado1 585 153 8ms 18 Apr 2023 739th timvermeulen 585 167 121ms 19 Jan 2020 740th rowechenzhong 584 123 19ms 25 Mar 2020 740th MichalMarsalek 🇨🇿 584 123 27ms 9 Oct 2022 742nd ian-h-chamberlain 🇺🇸 583 194 148ms 6 Jan 2020 743rd SirBogman 🇺🇸 583 403 103ms 23 Nov 2022 744th omurakazuaki 🇯🇵 582 130 13ms 16 Feb 2021 745th KatieLG 🇬🇧 582 168 848ms 15 Jan 2023 746th adriweb 🇫🇷 578 155 27ms 29 Aug 2023 747th p01 577 131 13ms 7 Feb 2018 747th Florian-Mt 577 131 12ms 23 Oct 2023 749th janbehrens 🇩🇪 577 140 5ms 18 May 2023 750th annaproxy 575 125 20ms 9 May 2022 First Prev 676–750 of 1,375 Next Last