Morse Decoder in all languages in chars. Achievements Cheevos Holes Languages Medals Miscellaneous 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 Calendar Card Number Validation Catalan Numbers Catalan’s Constant Christmas Trees Collatz Continued Fractions 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 Gray Code Decoder Gray Code Encoder 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 Multitap Input 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 Tower of Hanoi Transpose Sentence Trinomial Triangle United States Vampire Numbers Van Eck Sequence Zeckendorf Representation Zodiac Signs γ λ π τ φ √2 𝑒 Alphabetic Numbers Apéry’s Constant Binary Lambda Calculus Connect Four Crossword CSS Colors (Inverse) CSS Grid Ellipse Perimeters Flags Floyd-Steinberg Dithering Hexagonal Spiral Highly Composite Numbers NFA Simulator Numbrix Odd Polyomino Tiling p-adic Expansion Polygon Triangulations QR Encoder Quadratic Formula Rectangle Fill Semiprime Numbers Smooth Numbers Snake Sphenic Numbers Taxicab Numbers Turtle Tutorial All Languages ><> ALGOL 68 ArkScript Assembly AWK Bash BASIC Berry brainfuck C C# C++ Civet Clojure COBOL Coconut Common Lisp Crystal D Dart Elixir Erlang 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 APL Arturo Befunge BQN CJam CoffeeScript Egel Fennel Harbour Hare Haxe Hush Hy iogii Knight Lily Luau Odin Picat Qore Racket Rebol Rexx Scala Squirrel Stax Uiua Umka Vala Vyxal Bytes Chars Scoring Bytes Chars Language All ><> ALGOL 68 ArkScript Assembly AWK Bash BASIC Berry brainfuck C C# C++ Civet Clojure COBOL Coconut Common Lisp Crystal D Dart Elixir Erlang 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 APL Arturo Befunge BQN CJam CoffeeScript Egel Fennel Harbour Hare Haxe Hush Hy iogii Knight Lily 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 Calendar Card Number Validation Catalan Numbers Catalan’s Constant Christmas Trees Collatz Continued Fractions 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 Gray Code Decoder Gray Code Encoder 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 Multitap Input 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 Tower of Hanoi Transpose Sentence Trinomial Triangle United States Vampire Numbers Van Eck Sequence Zeckendorf Representation Zodiac Signs γ λ π τ φ √2 𝑒 Experimental Hole Alphabetic Numbers Apéry’s Constant Binary Lambda Calculus Connect Four Crossword CSS Colors (Inverse) CSS Grid Ellipse Perimeters Flags Floyd-Steinberg Dithering Hexagonal Spiral Highly Composite Numbers NFA Simulator Numbrix Odd Polyomino Tiling p-adic Expansion Polygon Triangulations QR Encoder Quadratic Formula Rectangle Fill Semiprime Numbers Smooth Numbers Snake Sphenic Numbers Taxicab Numbers Turtle Tutorial # Golfer Points Chars Time Submitted 561st amollberg 🇸🇪 312 285 23ms 15 Jan 2022 562nd galloj 🇨🇿 312 330 2ms 17 Jan 2023 563rd luuumine 🇫🇷 311 286 11ms 29 Oct 2025 564th mrxz 🇳🇱 311 312 11ms 23 Jun 2024 565th bbakersmith 310 361 16ms 31 Jul 2021 566th dylanarmstrong 309 314 12ms 15 Sep 2024 567th Anonymousellama21 308 334 2ms 16 May 2022 568th MeWhenI 🇻🇦 308 416 2ms 25 Aug 2023 569th karhuthebear 307 290 10ms 5 May 2022 569th SniperSmiley 🇺🇸 307 290 10ms 4 Jul 2022 571st davecame 306 291 13ms 15 Mar 2024 572nd LukeBridges 🇬🇧 306 317 16ms 21 Aug 2024 573rd JVerwolf 305 292 17ms 27 Aug 2021 574th Yewzir 🇧🇪 304 293 11ms 19 May 2023 575th LucaArgentiUCF 🇮🇹 302 582 42ms 23 Jan 2021 576th TheZwierzLF 🇵🇱 301 284 810ms 14 Dec 2025 577th CaedenHarper 🇨🇦 300 324 13ms 6 Nov 2025 578th yokasuretsu 297 220 37ms 26 Apr 2018 579th BenBanerjeeRichards 297 300 12ms 12 Nov 2021 580th neihousaigaai 297 327 10ms 14 May 2021 581st chunky 297 832 2ms 1 Oct 2020 582nd s-g-stavely 296 414 1ms 11 May 2021 583rd alexhuntley 295 444 6ms 11 Apr 2021 584th fgrosshans 🇫🇷 293 304 11ms 9 May 2023 585th Yewzir 🇧🇪 292 293 526ms 15 Jan 2024 586th yokasuretsu 291 223 159ms 28 Jun 2018 587th neihousaigaai 291 428 620ms 18 Apr 2021 588th msbranicky 291 565 3ms 13 Aug 2023 589th MeWhenI 🇻🇦 289 1,316 38ms 28 Aug 2023 590th eiburns 288 309 14ms 25 Aug 2023 591st Yewzir 🇧🇪 288 434 10ms 26 Dec 2024 592nd juliansiebert 🇩🇪 286 298 301ms 20 Jan 2023 593rd tomh1012 286 340 10ms 20 Oct 2020 594th jmerle 🇳🇱 284 313 11ms 11 Jul 2023 595th dokutan 284 871 2ms 9 Dec 2024 596th mizuzimu 282 315 12ms 16 Mar 2021 597th LordSir101 282 344 11ms 16 Aug 2025 598th olligobber 🇦🇺 282 631 138ms 22 May 2020 599th omurakazuaki 🇯🇵 281 345 11ms 17 Feb 2021 600th McErer 281 346 10ms 14 Jan 2019 601st TimCurwick 🇺🇸 280 305 222ms 28 Jul 2020 602nd mathisfun271 280 318 11ms 19 Feb 2024 603rd patbassing 279 319 11ms 8 Jul 2019 603rd dymowski 279 319 15ms 3 Jan 2020 605th KatieLG 🇬🇧 276 332 1,615ms 25 Apr 2021 606th MaxCastella 🇫🇷 275 310 245ms 15 Mar 2024 607th KatieLG 🇬🇧 275 353 11ms 4 Feb 2022 608th NicoAdams 273 326 12ms 30 Dec 2021 609th arcage 🇯🇵 273 336 1,431ms 10 Aug 2021 610th lukasmoellerch 273 355 10ms 15 Jul 2019 611th relet 271 328 17ms 9 Aug 2018 611th TobyBoyne 🇬🇧 271 328 11ms 15 Apr 2022 613th zdzc 270 329 11ms 1 Apr 2018 614th LeeCamp 270 330 20ms 25 Dec 2021 614th neihousaigaai 270 330 10ms 14 Feb 2024 616th aaronze 🇦🇺 270 359 9ms 1 Apr 2021 617th choroba 269 225 3ms 3 May 2018 618th kurkale6ka 269 331 17ms 29 Dec 2023 619th pg98 267 363 10ms 5 Sep 2019 620th robymus 266 246 35ms 18 Sep 2018 621st dokutan 264 290 3ms 12 Feb 2025 622nd dokutan 264 676 134ms 16 Jan 2026 623rd tpaxman 🇨🇦 263 338 11ms 17 Dec 2020 624th JOrE20 263 588 160ms 27 Jan 2026 625th OllieBoyne 🇬🇧 262 340 11ms 14 Apr 2022 626th dijs 262 370 12ms 20 Dec 2019 626th SpareManiKatti 262 370 10ms 14 Oct 2021 628th 007lock 262 698 368ms 11 May 2020 629th alemelis 260 285 798ms 6 Aug 2024 630th graft 258 253 36ms 10 Mar 2018 631st dsntzn 🇸🇰 258 377 11ms 3 Mar 2021 632nd dokutan 258 725 62ms 3 Jul 2025 633rd 77Tigers 257 346 15ms 2 Mar 2021 634th HoffmannJM 257 612 22ms 17 Nov 2021 635th SteveL-MSFT 256 333 245ms 10 Jun 2020 636th retrohun 256 401 2ms 26 Aug 2025 637th jfallon1997 255 349 11ms 24 Aug 2022 638th ian-h-chamberlain 🇺🇸 255 705 240ms 12 Oct 2020 639th inverseLorentz 🇦🇺 253 351 15ms 11 Mar 2024 640th TaserTheFox 🇺🇸 251 354 11ms 4 Apr 2023 First Prev 561–640 of 906 Next Last