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 601st Sciman101 647 130 2ms 26 Mar 2025 602nd snoozingnewt 🇺🇸 646 159 131ms 42 hours ago 603rd Shanethegamer 🇺🇸 645 110 347ms 6 Jan 2025 604th emgordon154 645 120 8ms 12 Jan 2025 605th SirBogman 🇺🇸 645 277 52ms 21 Jan 2025 606th Shanethegamer 🇺🇸 644 100 74ms 7 Jan 2025 607th emgordon154 644 188 1,692ms 11 Jun 2025 608th JunkIce 643 88 12ms 17 Jan 2025 609th MeWhenI 🇻🇦 641 33 62ms 6 Jan 2025 610th frankgraziano 640 132 2ms 16 May 2025 611th DialFrost 🇸🇬 639 101 181ms 3 Jan 2025 612th gigaprofisi 🇺🇸 639 129 10ms 7 Aug 2025 613th CaedenHarper 🇨🇦 639 170 288ms 6 Jan 2025 614th Shanethegamer 🇺🇸 637 97 260ms 24 May 2025 615th BambooleanLogic 🇸🇪 634 130 10ms 17 Jul 2025 616th DialFrost 🇸🇬 632 87 7ms 11 Jan 2025 617th The3gs 630 161 177ms 25 Jan 2025 618th Ephellon 629 131 10ms 1 Feb 2025 619th BREMAUCY 🇫🇷 629 284 15ms 6 Aug 2025 620th MeWhenI 🇻🇦 628 80 1,062ms 6 Jan 2025 621st CaedenHarper 🇨🇦 626 134 373ms 26 days ago 621st kmathis22 626 134 348ms 3 days ago 623rd MostParsingVex 626 159 31ms 6 Jan 2025 624th kirjavascript 626 162 170ms 18 Mar 2025 625th weliveinhell 🇭🇹 625 132 10ms 26 Jun 2025 626th Shanethegamer 🇺🇸 624 138 8ms 5 Jan 2025 627th grey0ut 623 79 285ms 9 Jan 2025 628th KasperKivimaeki 🇫🇮 622 114 402ms 5 Jan 2025 629th Shanethegamer 🇺🇸 621 114 442ms 6 Jan 2025 630th DialFrost 🇸🇬 621 135 512ms 24 Sep 2025 631st MostParsingVex 618 100 141ms 7 Jan 2025 632nd Mandrzejy 🇵🇱 618 135 376ms 5 Jan 2025 633rd MeWhenI 🇻🇦 617 136 665ms 6 Jan 2025 634th jerrandolph 617 176 281ms 23 Sep 2025 635th LukeBridges 🇬🇧 615 134 10ms 8 Jan 2025 636th the-zammers 615 167 174ms 2 Feb 2025 637th pardouin 🇫🇷 613 161 96ms 25 Apr 2025 638th szymex73 🇵🇱 612 107 2ms 17 Jan 2025 639th msbranicky 612 138 2ms 4 Jan 2025 640th tayloia 🇬🇧 611 135 11ms 12 Jan 2025 641st edsrzf 🇳🇿 609 178 479ms 2 Mar 2025 642nd tatzyr 🇯🇵 608 81 226ms 5 Mar 2025 643rd firewoods1978 606 108 2ms 9 Jan 2025 644th KrausRaus 🇺🇸 606 136 10ms 3 Jan 2025 645th bac0id 604 138 423ms 10 Jan 2025 646th Jacob385 603 139 352ms 6 days ago 647th emgordon154 603 143 39ms 3 Jan 2025 648th dokutan 603 166 4ms 4 Feb 2025 649th Protothor 602 137 10ms 11 Jun 2025 650th juliansiebert 🇩🇪 601 82 258ms 1 Mar 2025 651st arcpolaris 601 118 323ms 10 Jan 2025 651st snoozingnewt 🇺🇸 601 118 328ms 43 hours ago 653rd snoozingnewt 🇺🇸 600 181 321ms 43 hours ago 654th MostParsingVex 598 153 21ms 5 Jan 2025 655th Shanethegamer 🇺🇸 597 108 188ms 8 Jan 2025 655th pardouin 🇫🇷 597 108 152ms 29 Jul 2025 657th Herbert00709 🇵🇱 595 110 5ms 5 Jan 2025 658th Maximizer02 594 145 32ms 10 Jan 2025 659th ikskuh 593 139 14ms 27 Jun 2025 659th alexsave 593 139 10ms 27 days ago 661st dbut2 🇦🇺 593 183 269ms 14 Jan 2025 662nd msbranicky 592 169 5ms 1 Jun 2025 663rd rbobillot 591 345 841ms 13 Jan 2025 664th c0d3-4-F00d 🇩🇪 590 111 2ms 9 Jan 2025 664th wansacis 🇩🇪 590 111 2ms 30 Jan 2025 666th two-bad 🇬🇧 589 140 15ms 22 Feb 2025 667th Yewzir 🇧🇪 587 142 398ms 6 Jan 2025 668th snoozingnewt 🇺🇸 586 143 367ms 42 hours ago 669th madex 🇩🇪 585 112 2ms 4 Jan 2025 669th Mandrzejy 🇵🇱 585 112 2ms 5 Jan 2025 671st dokutan 584 144 4ms 12 Feb 2025 672nd martindotexe 🇳🇴 584 186 253ms 16 May 2025 673rd CheeseCake628 🇳🇴 583 97 12ms 20 May 2025 674th Shanethegamer 🇺🇸 583 143 1,295ms 4 Jan 2025 675th emgordon154 581 93 2,175ms 2 Aug 2025 First Prev 601–675 of 903 Next Last