Morse Encoder 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 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 Binary Lambda Calculus 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 not-optikk 🇺🇸 323 457 2ms 16 Oct 2020 602nd msbranicky 322 268 1,062ms 17 Jan 2024 603rd guilhem-roy 🇫🇷 320 291 10ms 3 Mar 2022 604th evanrittner 319 292 11ms 26 Feb 2021 604th randolchance 319 292 14ms 20 Jun 2025 606th bac0id 319 334 425ms 4 Jul 2024 607th modellking 319 354 4ms 22 Mar 2018 608th jmerle 🇳🇱 317 294 10ms 11 Jul 2023 609th kjhughes097 🇬🇧 317 336 396ms 9 Dec 2020 610th dokutan 317 877 2,064ms 12 Jan 2025 611th martinnorling 🇸🇪 315 296 10ms 22 Feb 2022 612th arcpolaris 315 338 342ms 27 hours ago 613th ozkxr 315 346 10ms 27 Apr 2020 614th relet 314 297 15ms 9 Aug 2018 615th tomh1012 314 339 366ms 21 Sep 2022 616th mizuzimu 313 298 15ms 12 Apr 2020 617th alangodfrey 312 299 15ms 31 Jan 2019 617th ianpoe 312 299 12ms 20 Apr 2020 619th krencl 312 362 4ms 28 Apr 2020 620th mbittner20 310 301 14ms 21 Jan 2024 621st zdzc 308 303 23ms 30 Mar 2018 622nd kypi 307 304 14ms 20 Feb 2020 622nd lhulinsky 307 304 11ms 22 Oct 2024 624th acollett89 307 355 9ms 5 Aug 2025 625th GalladeGuy 🇺🇸 307 481 2ms 3 Sep 2018 626th dijs 306 356 10ms 20 Dec 2019 626th madeforlosers 306 356 10ms 30 Nov 2023 628th Yewzir 🇧🇪 306 408 8ms 24 Dec 2023 629th chunky 306 864 2ms 29 Sep 2020 630th KevinMarquette 🇺🇸 304 315 262ms 23 Apr 2022 631st SpareManiKatti 304 359 10ms 14 Oct 2021 632nd madex 🇩🇪 304 561 311ms 23 Jun 2024 633rd try-except-try-accept 🇹🇭 303 308 10ms 28 Jun 2022 634th osmith93 302 309 21ms 1 Aug 2021 634th Pyroan 302 309 11ms 22 Feb 2025 636th galloj 🇨🇿 302 373 2ms 31 Aug 2022 637th Irratix 🇳🇱 301 595 125ms 21 Nov 2021 638th logvp 300 311 21ms 31 Jan 2024 638th cykim8811 300 311 22ms 10 Jul 2024 640th lukehewittvandy 300 462 354ms 15 Jun 2020 641st gXLg 🇩🇪 299 312 10ms 19 Sep 2023 641st andre-lameirinhas 🇵🇹 299 312 10ms 30 Nov 2023 643rd TimCurwick 🇺🇸 299 320 228ms 29 Jul 2020 644th inverseLorentz 🇦🇺 297 314 10ms 21 Jun 2022 645th n1LS 296 272 35ms 26 Sep 2019 646th decorator-factory 296 315 13ms 21 May 2019 646th knutae 🇳🇴 296 315 18ms 20 Jul 2019 646th TobyBoyne 🇬🇧 296 315 11ms 14 Apr 2022 649th bbakersmith 295 316 10ms 19 Jul 2021 650th SteveL-MSFT 295 325 240ms 10 Jun 2020 651st ChrisTheisen 294 362 347ms 19 Dec 2022 652nd unfinishedprogram 293 372 9ms 28 Nov 2023 653rd Haksell 🇦🇶 292 319 16ms 1 Dec 2019 653rd Florian-Mt 292 319 10ms 13 Nov 2023 655th jackkav 292 373 10ms 14 Apr 2018 656th dsntzn 🇸🇰 291 375 10ms 2 Mar 2021 657th Emutis 🇱🇹 290 321 11ms 12 Aug 2025 658th PaulMWeiser 290 322 13ms 3 Mar 2023 659th garrisonhh 289 323 17ms 19 Nov 2020 660th Laksen 🇩🇰 289 647 32ms 8 Jul 2021 661st LorenzoTa 287 239 3ms 26 Apr 2019 661st JRaspass 🇬🇧 287 239 4ms 22 May 2022 663rd qwjhvbxi 287 325 11ms 12 Feb 2024 664th madex 🇩🇪 287 355 1,180ms 23 Jun 2024 665th ian-odonnell 287 380 11ms 14 Mar 2018 666th jgbaldwinbrown 285 422 2ms 9 Jul 2021 667th cam-lambda 285 542 8ms 1 May 2018 668th MasFlam 284 307 698ms 6 May 2021 669th dahrens 284 328 11ms 13 May 2021 670th mrmena 🇦🇺 283 329 19ms 11 Jun 2021 671st Edjyzod 283 330 10ms 31 Mar 2023 671st MarshalX 🇵🇱 283 330 13ms 14 Nov 2024 673rd msbranicky 283 364 4,094ms 11 Jan 2025 674th lomarbrick 282 331 11ms 17 May 2023 674th Mathrew2012 282 331 12ms 9 Nov 2024 First Prev 601–675 of 963 Next Last
