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 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 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 Hilbert Curve Minesweeper NFA Simulator Odd Polyomino Tiling p-adic Expansion Polygon Triangulations QR Encoder Quadratic Formula Semiprime Numbers Snake Sphenic Numbers Trinomial Triangle 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 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 Groovy Harbour Hare Haxe Hush Hy iogii 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 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 Groovy Harbour Hare Haxe Hush Hy iogii 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 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 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 Hilbert Curve Minesweeper NFA Simulator Odd Polyomino Tiling p-adic Expansion Polygon Triangulations QR Encoder Quadratic Formula Semiprime Numbers Snake Sphenic Numbers Trinomial Triangle Turtle Tutorial # Golfer Points Chars Time 601st clockworknazo 666 114 20 Feb 2023 602nd MahlerFive 🇨🇦 666 186 24 Apr 2020 603rd MeWhenI 🇻🇦 666 271 29 Nov 2023 604th FlorianCassayre 🇫🇷 665 108 18 Sep 2023 605th Natanaelel 🇸🇪 665 167 10 May 2025 606th alexkunin 663 114 7 Jul 2019 607th MichalMarsalek 🇨🇿 663 135 30 Aug 2022 608th sean-niemann 🇺🇸 662 122 31 Oct 2023 609th lionbryce 662 135 8 Aug 2024 610th SirBogman 🇺🇸 660 182 17 Apr 2022 611th RaBa21 🇭🇺 659 109 19 days ago 612th Bubbler-4 656 52 9 Dec 2021 612th DialFrost 🇸🇬 656 52 1 Feb 2023 614th Shanethegamer 🇺🇸 656 76 12 Dec 2021 615th sean-niemann 🇺🇸 654 153 11 Jul 2024 616th SB-945 653 110 7 Apr 2024 617th varhammer 🇷🇺 653 121 13 Dec 2023 618th dokutan 652 137 20 Apr 2025 619th MeWhenI 🇻🇦 652 193 6 Jun 2023 620th BBoehm 🇩🇪 651 116 21 Dec 2020 621st Shanethegamer 🇺🇸 651 120 17 Dec 2023 622nd antimon2 🇯🇵 648 91 12 Oct 2021 623rd hyvyys 646 117 19 Sep 2020 623rd aksyristos 646 117 2 Nov 2022 625th janbehrens 🇩🇪 645 121 16 May 2023 626th villfa 642 121 2 Nov 2018 627th 386asm 🇺🇸 642 154 5 May 2023 628th keelimeguy 🇺🇸 641 112 17 May 2025 629th user189032 640 118 29 May 2019 630th scpchicken 🇵🇼 639 78 4 May 2022 631st SirBogman 🇺🇸 639 101 20 Jan 2024 632nd Yewzir 🇧🇪 639 122 10 Jun 2024 633rd RockOfStone 638 140 17 Mar 2024 634th Shanethegamer 🇺🇸 636 127 28 May 2025 635th unfinishedprogram 635 119 12 Jul 2024 636th AdrienHache 🇫🇷 634 123 28 Jun 2023 637th jared-hughes 634 141 16 Apr 2022 638th snyderek 🇺🇸 634 158 9 Nov 2024 639th olligobber 🇦🇺 634 175 21 May 2020 640th MeWhenI 🇻🇦 631 58 16 Jan 2022 641st jacobly0 🇺🇸 631 265 22 Apr 2024 642nd stordev 630 114 26 Feb 2021 643rd PatrickStephansen 🇿🇦 630 120 9 Jun 2021 643rd stefangabos 🇷🇴 630 120 13 Sep 2022 643rd helbling 🇨🇭 630 120 26 Mar 2024 646th Jiramide 627 177 8 Feb 2021 647th neihousaigaai 627 200 18 May 2021 648th HumanoidCPU 626 103 7 Jun 2024 649th janbehrens 🇩🇪 626 160 18 May 2023 650th MeWhenI 🇻🇦 619 105 3 Aug 2024 651st chartung17 619 116 1 Jan 2024 652nd jupj 🇫🇮 616 131 27 Aug 2022 653rd jupj 🇫🇮 615 272 26 Oct 2023 654th jacklynnepenick 614 117 13 Aug 2021 654th JunkIce 614 117 24 Nov 2024 656th KrausRaus 🇺🇸 614 123 2 Sep 2020 656th sebipopa 🇷🇴 614 123 14 Sep 2022 658th knightry 612 205 8 Feb 2021 659th vezzick 609 118 5 Mar 2021 660th neihousaigaai 609 124 28 Apr 2021 661st Shanethegamer 🇺🇸 608 130 4 Oct 2024 662nd xiBread 🇺🇸 607 79 24 Oct 2021 663rd retrohun 607 111 21 Sep 2024 664th Yewzir 🇧🇪 607 133 10 Jun 2024 665th YAJUE114514 607 183 12 days ago 666th dsntzn 🇸🇰 605 125 1 Mar 2021 666th smclaughlin-cf 605 125 8 Apr 2025 668th bzijlema 🇳🇱 604 119 3 Jul 2024 669th cure-honey 🇯🇵 601 200 26 Apr 2020 670th KatieLG 🇬🇧 600 67 27 Nov 2023 671st ollyspooner 600 126 18 Oct 2023 672nd Phil-RGOMEGA 600 149 30 Aug 2023 673rd giacomogallina 599 120 21 May 2020 674th MeWhenI 🇻🇦 598 105 12 Nov 2022 675th eranws 595 127 9 Sep 2022 Prev 601–675 of 1,309 Next