Arabic to Roman 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 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 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 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 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 525th tpiechaczek 🇵🇱 695 125 29 Jan 2020 525th xiBread 🇺🇸 695 125 27 Aug 2021 525th dmrichwa 🇺🇸 695 125 16 Apr 2022 525th two-bad 🇬🇧 695 125 23 Nov 2023 525th dylanarmstrong 695 125 10 Dec 2023 525th kkoenig 695 125 23 Dec 2023 525th helbling 🇨🇭 695 125 21 Mar 2024 525th duckyluuk 🇳🇱 695 125 3 Oct 2024 534th Yewzir 🇧🇪 695 171 19 Jun 2024 535th stefangimmillaro 693 222 24 Oct 2023 536th jmerle 🇳🇱 691 96 5 Jul 2023 536th f-tucker 691 96 19 Dec 2023 538th retrohun 691 137 29 Oct 2019 539th HumanoidCPU 691 218 10 Jun 2024 540th ovs-code 🇩🇪 690 88 22 Feb 2025 541st vang1ong7ang 690 126 29 Oct 2021 542nd GrayJoKing 🇦🇺 690 167 26 Jan 2023 543rd kurkale6ka 687 67 6 Sep 2021 544th MeWhenI 🇻🇦 687 224 1 Feb 2024 545th DialFrost 🇸🇬 686 155 24 May 2025 546th fgrosshans 🇫🇷 684 97 5 May 2023 547th voytxt 🇨🇿 684 127 1 Mar 2023 547th efgen 684 127 26 Dec 2023 549th targrik 684 144 19 Dec 2024 550th Alex-x90 🇺🇸 684 149 15 May 2023 551st ovs-code 🇩🇪 683 126 9 Feb 2025 552nd Yax42 🇫🇷 683 174 14 days ago 553rd makononov 683 240 28 Feb 2025 554th olleicua 🇺🇸 682 89 21 Feb 2025 555th edsrzf 🇳🇿 682 170 19 Mar 2025 556th timvermeulen 681 221 19 Jan 2020 557th JDiLenarda 🇫🇷 680 205 22 Nov 2023 558th boxjelly 680 249 25 Feb 2021 559th DaCuteRaccoon 678 71 3 Dec 2022 560th dokutan 678 115 3 Nov 2024 561st kimbo 🇺🇸 678 227 17 Dec 2022 562nd kyleclaassen 677 127 22 May 2023 562nd emgordon154 677 127 1 Aug 2024 564th eMGeeneer 677 250 26 Jun 2024 565th GrayJoKing 🇦🇺 676 68 15 Apr 2021 566th southpolenator 676 199 10 Jun 2023 567th stefangimmillaro 675 168 10 Nov 2024 567th MeWhenI 🇻🇦 675 168 2 Dec 2024 569th janbehrens 🇩🇪 675 176 17 Apr 2025 570th HumanoidCPU 674 251 26 Mar 2025 571st SirBogman 🇺🇸 672 58 22 Mar 2022 572nd Shanethegamer 🇺🇸 672 116 16 Jan 2024 572nd MeWhenI 🇻🇦 672 116 1 Feb 2024 574th MeWhenI 🇻🇦 671 141 1 Feb 2024 575th Shanethegamer 🇺🇸 671 177 28 Jan 2024 576th Shanethegamer 🇺🇸 669 115 8 Jan 2022 577th Shanethegamer 🇺🇸 669 159 24 May 2025 578th AlephSquirrel 667 129 15 Aug 2022 578th 5cw 🇺🇸 667 129 8 May 2025 580th duckyluuk 🇳🇱 666 181 16 Dec 2024 581st sultan 666 254 15 Apr 2022 582nd Jonatan6 🇩🇰 663 203 3 Aug 2023 583rd stackotter 663 227 29 May 2023 584th primo-ppcg 🇹🇭 662 130 6 Oct 2021 585th neihousaigaai 661 256 27 Apr 2021 586th Yewzir 🇧🇪 660 161 13 Sep 2023 587th Shanethegamer 🇺🇸 660 233 28 Jan 2024 587th targrik 660 233 25 hours ago 589th MeWhenI 🇻🇦 659 176 16 Jun 2023 590th darkoboshkovski 658 155 12 Jun 2023 591st MeWhenI 🇻🇦 658 249 1 Feb 2024 592nd scpchicken 🇵🇼 657 70 6 Jan 2023 593rd p-vf 🇨🇭 656 181 21 Nov 2021 594th annaproxy 656 222 1 Aug 2022 595th Steffan153 🇫🇮 655 119 30 May 2024 596th AlephSquirrel 654 133 15 Feb 2023 596th jbt 654 133 25 Dec 2023 598th jjstreet 654 259 24 Nov 2020 599th jared-hughes 653 97 16 Apr 2022 600th stefangimmillaro 653 182 17 Sep 2024 Prev 526–600 of 1,724 Next