ROT13 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 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 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 750th calebaitken 484 117 14ms 16 Apr 2025 750th adoxography 484 117 16ms 31 Aug 2025 753rd gjoacorp 🇬🇧 479 174 380ms 4 Aug 2025 754th nils-imhoff 478 253 1,864ms 27 Jun 2025 755th madeforlosers 477 173 12ms 14 Jan 2025 756th snoozingnewt 🇺🇸 476 192 10ms 3 hours ago 757th HumanoidCPU 474 138 2ms 25 May 2025 758th yokasuretsu 471 120 13ms 12 Jul 2025 759th snoozingnewt 🇺🇸 471 196 31ms 3 hours ago 760th HumanoidCPU 470 179 320ms 2 Feb 2025 761st Pale-Vessel 469 216 186ms 23 Sep 2025 762nd snoozingnewt 🇺🇸 465 188 26ms 3 hours ago 763rd pquline 464 122 20ms 15 Mar 2025 764th emgordon154 464 141 5ms 5 Jan 2025 764th snoozingnewt 🇺🇸 464 141 4ms 3 hours ago 766th Bmrl7 460 123 24ms 30 Aug 2025 767th dokutan 458 182 71ms 30 Mar 2025 768th yoshykai 458 183 348ms 10 Apr 2025 769th HumanoidCPU 457 155 423ms 1 Feb 2025 769th dokutan 457 155 357ms 30 Mar 2025 769th snoozingnewt 🇺🇸 457 155 154ms 3 hours ago 772nd vhoulbreque 🇫🇷 456 124 21ms 16 Feb 2025 773rd snoozingnewt 🇺🇸 456 158 335ms 3 hours ago 774th ravnskjaer 🇩🇰 456 184 581ms 3 Jan 2025 775th Mikey-Beep 🇬🇧 453 125 13ms 8 Jul 2025 776th snoozingnewt 🇺🇸 452 111 1,064ms 3 hours ago 777th dokutan 452 145 5ms 30 Mar 2025 778th osNiko 🇧🇷 449 126 13ms 16 Aug 2025 779th Bobini1 🇵🇱 446 127 17ms 15 Jan 2025 779th matsagad 446 127 35ms 16 Jan 2025 781st snoozingnewt 🇺🇸 446 187 901ms 3 hours ago 782nd emgordon154 444 124 10ms 30 Jun 2025 783rd nullshallot 443 111 264ms 5 Jan 2025 784th mhgockel 442 148 4ms 21 Jun 2025 785th snoozingnewt 🇺🇸 440 253 40ms 3 hours ago 786th driri85 439 129 11ms 7 Jan 2025 786th tjwrenn 439 129 13ms 27 Jan 2025 788th iczelia 🇩🇪 435 163 5ms 21 Sep 2025 789th Chinay-Domitrix 🇺🇸 432 125 2,816ms 16 Apr 2025 790th jtaxen 432 131 52ms 27 Jan 2025 791st jameswmccarty 429 132 12ms 7 Mar 2025 792nd blaztoma 🇱🇹 424 107 260ms 3 days ago 793rd Ailko 🇧🇪 419 135 31ms 17 Jan 2025 793rd itljan30 419 135 17ms 26 Jan 2025 793rd smilesformiles3 419 135 20ms 18 Jun 2025 796th dokutan 416 109 73ms 16 Apr 2025 797th non-bin 412 200 12ms 28 Jun 2025 798th snoozingnewt 🇺🇸 409 241 41ms 3 hours ago 799th MeWhenI 🇻🇦 408 103 1,160ms 15 Sep 2025 800th snooze92 🇫🇷 407 139 12ms 5 Mar 2025 801st snoozingnewt 🇺🇸 405 247 5ms 3 hours ago 802nd brimstonetrader 404 140 19ms 6 Jan 2025 803rd snoozingnewt 🇺🇸 403 247 27ms 3 hours ago 804th KatieLG 🇬🇧 402 85 26ms 6 Jan 2025 805th KatieLG 🇬🇧 402 270 26ms 5 Jan 2025 806th PyryL 🇫🇮 401 141 11ms 22 Jan 2025 807th madex 🇩🇪 398 142 18ms 4 Jan 2025 808th galloj 🇨🇿 396 143 17ms 23 Jan 2025 809th TaserTheFox 🇺🇸 390 145 13ms 22 Feb 2025 810th KatieLG 🇬🇧 389 216 2ms 2 Oct 2025 811th CaedenHarper 🇨🇦 387 169 5ms 5 Feb 2025 812th vyx777 385 214 10ms 11 Jan 2025 813th gnuvince 384 55 2ms 29 Jun 2025 814th martinorav 382 148 14ms 20 Jan 2025 814th qwjhvbxi 382 148 24ms 21 Jan 2025 816th ComputerKWasTaken 🇺🇸 377 150 11ms 20 Jan 2025 817th The-Wolfson 374 242 113ms 22 Jan 2025 818th atazzam 🇺🇸 372 152 11ms 16 Jan 2025 819th snoozingnewt 🇺🇸 372 239 17ms 3 hours ago 820th Zhenyu-Bo 358 158 12ms 1 Aug 2025 821st mbittner20 351 161 12ms 7 Feb 2025 822nd shaneliu-zf 🇹🇼 343 191 2ms 16 Apr 2025 823rd WillowWispy 337 168 12ms 22 Mar 2025 824th chartung17 335 169 20ms 7 Apr 2025 825th matejmatik123 🇸🇰 335 249 1,003ms 15 days ago First Prev 751–825 of 899 Next Last