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 601st clockworknazo 651 140 27 Feb 2023 602nd BlankSpruce 650 207 26 Aug 2022 603rd janbehrens 🇩🇪 649 134 12 Nov 2023 604th Jonatan6 🇩🇰 649 157 4 Aug 2023 605th mokymok 🇺🇸 647 133 23 Jul 2021 605th xX0T1Xx 647 133 27 Apr 2025 607th MeWhenI 🇻🇦 644 165 1 Feb 2024 608th nsprd 644 209 19 Jan 2024 609th Shanethegamer 🇺🇸 643 147 28 Jan 2024 610th Fishron 642 134 21 Oct 2021 611th MeWhenI 🇻🇦 641 159 25 Aug 2023 612th jared-hughes 640 181 18 Jul 2022 613th AlephSquirrel 639 122 21 Jan 2024 613th JunkIce 639 122 3 Dec 2024 615th itsh01 639 136 9 Aug 2021 616th jared-hughes 638 211 24 Jun 2022 617th JGDoerrer 638 257 15 Feb 2022 618th emgordon154 637 178 5 May 2025 619th Shanethegamer 🇺🇸 635 172 5 Oct 2024 620th stefangimmillaro 634 137 12 Sep 2024 621st emgordon154 633 123 1 Aug 2024 622nd xnor-gate 632 136 4 Dec 2021 622nd cingulataluke 632 136 29 Aug 2023 624th KatieLG 🇬🇧 631 143 17 Nov 2023 625th KatieLG 🇬🇧 630 138 16 Nov 2023 626th kkoenig 630 244 30 Dec 2023 627th MeWhenI 🇻🇦 629 151 16 Aug 2024 628th davitf 628 137 28 Jul 2020 629th emplv 🇱🇻 628 245 29 Apr 2024 630th okaponta 628 261 13 Jan 2024 631st KatieLG 🇬🇧 626 97 18 May 2021 631st tatzyr 🇯🇵 626 97 18 Dec 2024 633rd MeWhenI 🇻🇦 625 223 16 Jun 2023 634th edsrzf 🇳🇿 623 64 3 Feb 2025 635th nwellnhof 🇩🇪 623 138 28 Jun 2023 635th minhtrancccp 623 138 26 Nov 2024 637th bstrat 619 63 5 Sep 2024 637th lifthrasiir 🇰🇷 619 63 30 Nov 2024 639th sisyphus-ppcg 🇦🇺 619 98 25 Sep 2021 640th leon-w 619 139 12 Jul 2019 641st MeWhenI 🇻🇦 619 453 19 Apr 2025 642nd chris124567 618 249 21 Apr 2021 643rd MeWhenI 🇻🇦 616 66 28 Jul 2022 644th jared-hughes 616 141 10 Sep 2021 644th Andrey-Plotnikov 616 141 25 Oct 2024 646th dcgjb 614 127 16 May 2024 647th Seek64 🇩🇪 614 140 3 Feb 2025 648th bac0id 614 219 3 Jul 2024 649th Shanethegamer 🇺🇸 614 237 28 Jan 2024 650th DialFrost 🇸🇬 613 99 15 Apr 2025 651st Shanethegamer 🇺🇸 613 185 28 Jan 2024 652nd MeWhenI 🇻🇦 613 265 16 Jun 2023 653rd uttumuttu 🇫🇮 612 142 4 Jan 2022 653rd iliazeus 612 142 3 Sep 2022 653rd LukeBridges 🇬🇧 612 142 28 Oct 2022 653rd madeforlosers 612 142 2 Nov 2023 657th labster 612 161 15 Mar 2018 658th arjanadriaanse 🇳🇱 612 238 7 Feb 2022 659th marcin7Cd 610 141 27 Jun 2020 660th janbehrens 🇩🇪 610 186 24 Mar 2022 661st dokutan 609 109 22 Jan 2024 662nd bwat2 609 278 21 Apr 2022 663rd mamamia5x 608 143 8 Mar 2024 664th davidwangd 607 240 6 Apr 2025 665th duckyluuk 🇳🇱 606 187 26 Oct 2024 666th MeWhenI 🇻🇦 605 163 3 Jul 2023 667th baumpilz 605 280 20 Jan 2021 668th FireyFly 604 144 14 Apr 2018 668th skps2010 604 144 1 Jan 2019 668th didion0 🇺🇸 604 144 22 Apr 2021 668th NewDefectus 🇮🇱 604 144 8 Oct 2021 668th raphaelimahorn 604 144 26 Oct 2022 673rd ccbrown 603 255 21 Apr 2020 674th lynn 602 185 23 Nov 2021 675th Shanethegamer 🇺🇸 601 101 4 Apr 2023 Prev 601–675 of 1,723 Next