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 Binary Lambda Calculus 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 Binary Lambda Calculus 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 522nd elgan65536 733 98 28ms 31 Mar 2024 522nd 4atj 733 98 20ms 30 Jun 2025 528th Yewzir 🇧🇪 728 123 177ms 9 Jun 2024 528th CaedenHarper 🇨🇦 728 123 152ms 4 hours ago 530th SirBogman 🇺🇸 727 66 47ms 20 Mar 2022 531st CaedenHarper 🇨🇦 727 104 14ms 17 Aug 2025 532nd kg583 🇺🇸 727 114 15ms 28 Sep 2025 533rd sisyphus-ppcg 🇦🇺 726 89 404ms 16 Jan 2024 533rd MeWhenI 🇻🇦 726 89 454ms 24 May 2024 533rd CaedenHarper 🇨🇦 726 89 522ms 30 Sep 2025 536th xnor-gate 726 99 58ms 18 Sep 2021 536th wh3n3v3r 🇨🇿 726 99 20ms 8 Nov 2024 538th AlephSquirrel 726 138 5ms 29 Jul 2023 539th treeowl 726 153 352ms 25 Feb 2019 540th Lydxn 🇨🇦 725 139 386ms 30 Jun 2021 540th ScottHamper 725 139 558ms 1 Jul 2021 542nd Waffle3z 722 124 18ms 17 Apr 2022 543rd laikoni 722 154 393ms 23 Feb 2019 544th o0lit3 🇺🇸 721 61 24ms 27 Sep 2020 544th Lydxn 🇨🇦 721 61 205ms 31 Dec 2021 544th DialFrost 🇸🇬 721 61 195ms 25 Jan 2023 544th ovs-code 🇩🇪 721 61 184ms 3 Oct 2023 544th iczelia 🇩🇪 721 61 177ms 2 days ago 549th MeWhenI 🇻🇦 721 98 4,296ms 24 Oct 2024 550th janbehrens 🇩🇪 721 122 472ms 18 May 2023 551st prplz 🇦🇺 720 81 1,043ms 17 Jun 2020 551st Feniske 🇫🇷 720 81 2,793ms 26 Nov 2023 553rd xyangst 720 105 15ms 4 Oct 2024 553rd Salutations45 720 105 14ms 11 Jan 2025 555th inventshah 719 100 27ms 14 Apr 2021 555th lynn 719 100 27ms 29 Nov 2021 555th CedricGebistorf 719 100 22ms 2 Mar 2022 555th scpchicken 🇵🇼 719 100 19ms 4 May 2022 555th AlephSquirrel 719 100 33ms 6 Dec 2022 555th bricknellj 719 100 21ms 25 Jan 2023 555th LogicalJoe 719 100 19ms 24 May 2023 555th janbehrens 🇩🇪 719 100 24ms 17 Jun 2023 555th bizy-coder 719 100 20ms 27 Jan 2024 555th 5cw 🇺🇸 719 100 21ms 5 Jul 2024 555th firegene 🇮🇪 719 100 28ms 30 Jan 2025 555th edsrzf 🇳🇿 719 100 29ms 29 Jun 2025 555th KasperKivimaeki 🇫🇮 719 100 27ms 30 Jun 2025 555th wuduculfre 719 100 21ms 22 Jul 2025 569th ndren 718 90 409ms 5 May 2024 569th DialFrost 🇸🇬 718 90 511ms 4 Jun 2024 571st Shanethegamer 🇺🇸 714 88 16ms 30 Oct 2023 572nd Attero 🇸🇪 713 106 12ms 28 Oct 2020 572nd jared-hughes 713 106 14ms 3 Aug 2022 572nd coreynash 713 106 13ms 16 Feb 2024 575th antimon2 🇯🇵 712 83 1,088ms 18 Aug 2025 576th mrondon8 712 101 24ms 5 Sep 2021 576th Artemis21 🇬🇧 712 101 20ms 10 Jan 2025 578th Shanethegamer 🇺🇸 712 139 59ms 30 Jun 2022 579th HPWiz 🇳🇿 711 48 52ms 4 Oct 2021 580th AlephSquirrel 710 91 536ms 21 Jan 2024 580th Jacob385 710 91 512ms 13 Nov 2024 582nd ovs-code 🇩🇪 709 92 148ms 20 Nov 2024 582nd dokutan 709 92 138ms 20 Apr 2025 584th raphaelimahorn 707 107 13ms 17 Aug 2021 584th scpchicken 🇵🇼 707 107 15ms 26 Jan 2022 584th itsh01 707 107 12ms 3 Apr 2022 584th solmyr2000 707 107 15ms 11 Jun 2022 584th rifatx 707 107 13ms 17 Mar 2023 584th acollett89 707 107 15ms 4 Aug 2025 590th Attero 🇸🇪 705 102 24ms 25 Sep 2020 591st dokutan 705 143 565ms 24 Sep 2025 592nd user189032 703 158 345ms 30 May 2019 593rd Yewzir 🇧🇪 702 172 62ms 9 Jun 2024 594th Shanethegamer 🇺🇸 699 115 74ms 30 Oct 2023 595th strout 699 159 368ms 14 Dec 2023 596th Alessandro-Balconi 🇮🇹 698 49 84ms 14 Jul 2023 596th Shanethegamer 🇺🇸 698 49 81ms 7 Dec 2024 598th HumanoidCPU 698 103 24ms 7 Jun 2024 599th andersk 🇺🇸 698 162 148ms 18 Mar 2020 600th CaedenHarper 🇨🇦 695 85 284ms 22 Aug 2025 First Prev 526–600 of 1,388 Next Last