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 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 Continued Fractions Crossword CSS Colors (Inverse) CSS Grid Ellipse Perimeters Flags Floyd-Steinberg Dithering Gray Code Decoder Gray Code Encoder Hexagonal Spiral Highly 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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 Continued Fractions Crossword 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 826th dokutan 564 291 202ms 29 Mar 2025 827th lacroixjonathan87 563 175 17ms 7 Aug 2020 828th lynn 562 153 854ms 4 Mar 2021 828th test-user1337 562 153 21ms 29 Aug 2023 830th MattShaile 561 155 20ms 21 Mar 2022 830th omgmog 561 155 20ms 8 Aug 2022 832nd kkoenig 561 182 13ms 23 Dec 2023 833rd arctouch-cristiannevianna 561 212 392ms 1 Mar 2024 834th nullie 559 154 28ms 7 Jun 2022 835th jjstreet 559 259 389ms 24 Nov 2020 836th Stockoh 🇫🇷 557 140 757ms 15 Jun 2024 837th MeWhenI 🇻🇦 556 204 653ms 1 Feb 2024 838th anonymaew 555 155 19ms 19 Aug 2023 838th mathb0y512 555 155 21ms 11 Jan 2024 840th nat-418 554 165 18ms 3 Nov 2022 841st OllieBoyne 🇬🇧 552 156 23ms 27 Jan 2021 841st chartung17 552 156 19ms 1 Jan 2024 841st ZorblaxV 552 156 20ms 10 Jan 2025 844th Shanethegamer 🇺🇸 552 185 12ms 28 Jan 2024 845th dokutan 552 214 21ms 3 Oct 2024 846th keelimeguy 🇺🇸 552 244 387ms 5 Nov 2023 847th neihousaigaai 551 158 16ms 28 Apr 2021 848th Narik1 550 216 388ms 3 Apr 2023 848th postie77 550 216 402ms 19 May 2023 848th JDiLenarda 🇫🇷 550 216 386ms 21 Nov 2023 851st Narik1 550 280 301ms 3 Apr 2023 852nd dokutan 549 261 19ms 3 Oct 2024 853rd phfroidmont 549 296 37ms 3 Oct 2023 854th yanjs 548 157 19ms 30 Sep 2021 855th TeodorDyakov 🇧🇬 548 264 382ms 5 Sep 2025 856th MeWhenI 🇻🇦 547 141 452ms 15 Feb 2023 857th somebody1234 547 159 20ms 24 Mar 2018 857th coreynash 547 159 17ms 26 Sep 2023 857th zekestephens 547 159 16ms 26 days ago 860th BlankSpruce 546 187 10ms 26 Aug 2022 860th violeta-desantis 546 187 12ms 13 Apr 2024 862nd dokutan 545 138 133ms 5 Jun 2025 863rd inventshah 545 158 23ms 24 Jan 2023 863rd mediocr3 545 158 18ms 19 Jul 2023 863rd Mabeloid 🇳🇴 545 158 20ms 17 Sep 2024 863rd andrewjc2000 545 158 21ms 10 Jul 2025 867th tomh1012 545 218 380ms 8 Sep 2025 868th RockOfStone 544 213 7ms 22 Dec 2022 869th joshuaxie8 544 266 388ms 9 Jul 2025 870th tegenton 543 188 11ms 5 Oct 2021 870th Irratix 🇳🇱 543 188 12ms 8 Mar 2022 870th RealAMC 🇳🇿 543 188 12ms 21 Nov 2023 873rd PiterAnnema 541 159 26ms 30 Aug 2020 873rd StefanHabel 🇨🇦 541 159 24ms 11 Nov 2022 873rd stacksparrow4 541 159 20ms 29 Aug 2023 876th DialFrost 🇸🇬 540 189 14ms 11 Dec 2023 876th nsprd 540 189 11ms 19 Jan 2024 878th HumanoidCPU 540 197 149ms 11 Jun 2024 878th dokutan 540 197 181ms 15 Aug 2025 880th emgordon154 540 285 290ms 17 Jan 2025 881st inventshah 538 145 680ms 22 Jan 2024 882nd ian-h-chamberlain 🇺🇸 538 305 190ms 4 Feb 2020 883rd MeWhenI 🇻🇦 537 140 150ms 3 Aug 2024 884th ian-odonnell 537 162 18ms 12 Mar 2018 884th alexkunin 537 162 15ms 7 Jul 2019 884th gigaprofisi 🇺🇸 537 162 18ms 7 Aug 2025 887th AGoyet 535 161 19ms 26 Jul 2022 887th NDR0216 🇹🇼 535 161 21ms 4 Jul 2024 887th zhaohm14 535 161 21ms 6 Jun 2025 890th Florian-Mt 534 163 15ms 14 Nov 2023 891st Shanethegamer 🇺🇸 533 185 13ms 28 Jan 2024 892nd mbuchel 532 233 340ms 28 Aug 2021 893rd LouisRustenholz 531 162 44ms 23 Dec 2021 893rd tobyLovick 531 162 20ms 7 Dec 2023 895th TheEric0802 🇩🇪 531 172 17ms 22 Sep 2023 896th KarstenHohmeier 530 186 15ms 8 Mar 2018 897th mpldr 🇩🇪 529 291 277ms 24 Mar 2025 898th KatieLG 🇬🇧 528 326 111ms 19 May 2024 899th Bubbler-4 527 74 4ms 19 Jan 2022 900th commandblockguy 🇺🇸 527 148 709ms 1 Sep 2025 First Prev 826–900 of 1,836 Next Last