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 Knight 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 Knight 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 SirBogman 🇺🇸 669 51 1 Sep 2022 602nd DialFrost 🇸🇬 669 106 16 Nov 2024 603rd vmcnabb 🇳🇿 669 113 6 May 2021 603rd targrik 669 113 24 Feb 2025 605th clockworknazo 666 114 20 Feb 2023 606th MahlerFive 🇨🇦 666 186 24 Apr 2020 607th MeWhenI 🇻🇦 666 271 29 Nov 2023 608th FlorianCassayre 🇫🇷 665 108 18 Sep 2023 609th Natanaelel 🇸🇪 665 167 10 May 2025 610th alexkunin 663 114 7 Jul 2019 611th MichalMarsalek 🇨🇿 663 135 30 Aug 2022 612th sean-niemann 🇺🇸 662 122 31 Oct 2023 613th lionbryce 662 135 8 Aug 2024 614th SirBogman 🇺🇸 660 182 17 Apr 2022 615th RaBa21 🇭🇺 659 109 12 Jul 2025 616th Bubbler-4 656 52 9 Dec 2021 616th DialFrost 🇸🇬 656 52 1 Feb 2023 618th Shanethegamer 🇺🇸 656 76 12 Dec 2021 619th sean-niemann 🇺🇸 654 153 11 Jul 2024 620th SB-945 653 110 7 Apr 2024 621st varhammer 🇷🇺 653 121 13 Dec 2023 622nd BBoehm 🇩🇪 652 116 21 Dec 2020 623rd dokutan 652 137 20 Apr 2025 624th MeWhenI 🇻🇦 652 193 6 Jun 2023 625th Shanethegamer 🇺🇸 651 120 17 Dec 2023 626th hyvyys 646 117 19 Sep 2020 626th aksyristos 646 117 2 Nov 2022 628th janbehrens 🇩🇪 645 121 16 May 2023 629th keelimeguy 🇺🇸 642 112 17 May 2025 630th villfa 642 121 2 Nov 2018 631st 386asm 🇺🇸 642 154 5 May 2023 632nd user189032 641 118 29 May 2019 633rd scpchicken 🇵🇼 639 78 4 May 2022 634th SirBogman 🇺🇸 639 101 20 Jan 2024 635th Yewzir 🇧🇪 639 122 10 Jun 2024 636th RockOfStone 638 140 17 Mar 2024 637th Shanethegamer 🇺🇸 636 127 28 May 2025 638th unfinishedprogram 635 119 12 Jul 2024 639th AdrienHache 🇫🇷 634 123 28 Jun 2023 640th jared-hughes 634 141 16 Apr 2022 641st snyderek 🇺🇸 634 158 9 Nov 2024 642nd olligobber 🇦🇺 634 175 21 May 2020 643rd MeWhenI 🇻🇦 631 58 16 Jan 2022 644th jacobly0 🇺🇸 631 265 22 Apr 2024 645th stordev 630 114 26 Feb 2021 646th PatrickStephansen 🇿🇦 630 120 9 Jun 2021 646th stefangabos 🇷🇴 630 120 13 Sep 2022 646th helbling 🇨🇭 630 120 26 Mar 2024 649th HumanoidCPU 627 103 7 Jun 2024 650th Jiramide 627 177 8 Feb 2021 651st neihousaigaai 627 200 18 May 2021 652nd janbehrens 🇩🇪 626 160 18 May 2023 653rd YAJUE114514 620 179 12 days ago 654th MeWhenI 🇻🇦 619 105 3 Aug 2024 655th chartung17 619 116 1 Jan 2024 656th jupj 🇫🇮 616 131 27 Aug 2022 657th KrausRaus 🇺🇸 615 123 2 Sep 2020 657th sebipopa 🇷🇴 615 123 14 Sep 2022 659th jupj 🇫🇮 615 272 26 Oct 2023 660th jacklynnepenick 614 117 13 Aug 2021 660th JunkIce 614 117 24 Nov 2024 662nd knightry 612 205 8 Feb 2021 663rd neihousaigaai 610 124 28 Apr 2021 663rd Andrey-Plotnikov 610 124 5 days ago 665th vezzick 609 118 5 Mar 2021 666th Shanethegamer 🇺🇸 608 130 4 Oct 2024 667th xiBread 🇺🇸 607 79 24 Oct 2021 668th retrohun 607 111 21 Sep 2024 669th Yewzir 🇧🇪 607 133 10 Jun 2024 670th dsntzn 🇸🇰 605 125 1 Mar 2021 670th smclaughlin-cf 605 125 8 Apr 2025 672nd bzijlema 🇳🇱 604 119 3 Jul 2024 673rd cure-honey 🇯🇵 601 200 26 Apr 2020 674th KatieLG 🇬🇧 600 67 27 Nov 2023 675th ollyspooner 600 126 18 Oct 2023 Prev 601–675 of 1,316 Next