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Morse Decoder in all languages in bytes. 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 Dragon Curve Ellipse Perimeters Flags Floyd-Steinberg Dithering Hexagonal Spiral Highly Composite Numbers NFA Simulator Nim 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 Dragon Curve Ellipse Perimeters Flags Floyd-Steinberg Dithering Hexagonal Spiral Highly Composite Numbers NFA Simulator Nim 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 Bytes Time Submitted 601st wuminws 347 322 2,436ms 20 Feb 2025 602nd omurakazuaki 🇯🇵 347 350 13ms 17 Feb 2021 603rd s-g-stavely 347 416 1ms 11 May 2021 604th LordSir101 345 352 11ms 16 Aug 2025 605th Laksen 🇩🇰 345 562 27ms 8 Jul 2021 606th KatieLG 🇬🇧 343 355 10ms 4 Feb 2022 606th mrxz 🇳🇱 343 355 13ms 23 Jun 2024 608th Babafaba 342 359 674ms 24 Nov 2025 609th RaBa21 🇭🇺 342 378 17ms 18 Jul 2025 610th lukasmoellerch 341 357 10ms 15 Jul 2019 611th febiw 341 379 12ms 22 Mar 2020 612th meenie 339 300 39ms 21 Jan 2023 613th aaronze 🇦🇺 339 359 11ms 1 Apr 2021 614th wrhm 339 382 10ms 15 Dec 2020 615th postie77 339 439 485ms 2 May 2023 616th madeforlosers 338 360 14ms 23 Oct 2024 617th 71c 338 383 12ms 29 Apr 2018 618th msbranicky 338 492 2ms 14 Oct 2023 619th SB-945 337 384 13ms 10 Mar 2024 620th SteveL-MSFT 336 341 293ms 10 Jun 2020 621st KatieLG 🇬🇧 334 334 1,456ms 25 Apr 2021 622nd arcage 🇯🇵 332 336 1,465ms 10 Aug 2021 623rd bbakersmith 332 369 17ms 31 Jul 2021 624th dokutan 332 483 724ms 3 Feb 2026 625th marcin7Cd 331 420 45ms 11 Mar 2021 626th pg98 330 369 11ms 5 Sep 2019 627th msbranicky 330 392 12ms 3 Jul 2023 628th biinari 329 309 39ms 25 Mar 2018 629th msbranicky 328 573 3ms 13 Aug 2023 630th neihousaigaai 325 428 609ms 18 Apr 2021 631st n1LS 324 314 38ms 2 Oct 2019 632nd galloj 🇨🇿 324 338 3ms 17 Jan 2023 633rd TheZwierzLF 🇵🇱 322 316 42ms 25 Dec 2025 634th dijs 322 378 12ms 20 Dec 2019 634th SpareManiKatti 322 378 10ms 14 Oct 2021 636th Anonymousellama21 320 342 3ms 16 May 2022 637th GWStuart 318 407 11ms 27 Jan 2023 638th MeWhenI 🇻🇦 318 416 2ms 25 Aug 2023 639th dsntzn 🇸🇰 316 385 12ms 3 Mar 2021 640th alemelis 315 293 809ms 6 Aug 2024 641st dokutan 315 396 94ms 26 Jan 2026 642nd codewrite 🇬🇧 315 411 10ms 12 Jul 2025 643rd michelebastione 🇮🇹 314 412 11ms 21 Mar 2022 644th msbranicky 313 392 805ms 17 Jan 2024 645th alexhuntley 313 444 6ms 11 Apr 2021 646th brochmann 🇸🇪 311 416 11ms 9 Feb 2022 646th ellis-rix 311 416 11ms 12 Jun 2023 648th stordev 310 418 11ms 26 Feb 2021 649th LucaArgentiUCF 🇮🇹 310 590 42ms 23 Jan 2021 650th Florian-Mt 309 419 11ms 28 Nov 2023 651st Waffle3z 307 331 39ms 22 Jan 2021 652nd acollett89 307 396 14ms 5 Aug 2025 653rd MaxElf999 306 423 11ms 24 May 2022 654th Stockoh 🇫🇷 304 426 11ms 17 Oct 2024 655th Agazoth 303 378 281ms 12 Jun 2020 656th rambox11 303 401 10ms 6 Dec 2019 657th markbyrne 302 429 11ms 26 Oct 2020 657th haydenridd 302 429 15ms 26 Oct 2020 659th mintypython 300 405 12ms 19 Oct 2018 660th Yewzir 🇧🇪 299 442 11ms 26 Dec 2024 661st ereztaiar 🇮🇱 297 410 15ms 11 Sep 2021 662nd zakariamouhid 296 411 12ms 2 Aug 2023 663rd dokutan 296 510 4ms 9 Dec 2024 664th TheEric0802 🇩🇪 296 583 2ms 22 Sep 2023 665th ethandhunt 295 439 11ms 21 Jul 2021 666th MeWhenI 🇻🇦 294 1,326 38ms 28 Aug 2023 667th rollershutter 293 442 11ms 25 May 2024 668th adoxography 292 348 41ms 1 Jun 2018 669th JoeBigToe 292 392 286ms 5 Jun 2020 670th joonaspu 292 443 10ms 14 Jun 2023 671st olligobber 🇦🇺 291 631 138ms 22 May 2020 672nd sergeyz7 🇬🇧 290 394 271ms 15 Nov 2020 673rd martinnorling 🇸🇪 290 446 11ms 20 Jun 2022 673rd CutSandstone 290 446 10ms 5 Jul 2024 675th dokutan 289 873 2ms 9 Dec 2024 676th evanrittner 284 456 14ms 26 Feb 2021 677th ques0942 282 459 14ms 2 Oct 2019 678th Dazza314 🇬🇧 281 460 14ms 4 Nov 2020 679th bsoyka 🇺🇸 281 461 12ms 9 Jan 2022 680th lowlighter 280 434 11ms 1 Nov 2020 681st guliyevemil1 🇦🇿 278 466 12ms 16 Apr 2020 682nd lahell 277 413 342ms 2 Jul 2020 683rd robin-scragg 277 467 11ms 28 Sep 2025 684th schachmattmatt 276 469 14ms 20 Aug 2021 684th te-chnical 276 469 10ms 18 Jan 2026 686th KevinMarquette 🇺🇸 275 416 253ms 7 Jun 2020 687th 007lock 275 700 368ms 11 May 2020 688th june410 🇨🇦 274 472 17ms 5 Jun 2024 689th frederikb 273 510 713ms 9 Sep 2020 690th boxjelly 272 374 39ms 12 Feb 2021 691st retrohun 272 403 3ms 26 Aug 2025 692nd dokutan 271 678 134ms 16 Jan 2026 693rd JunkIce 270 480 18ms 12 Nov 2024 694th HoffmannJM 268 620 22ms 17 Nov 2021 695th MeWhenI 🇻🇦 268 792 47ms 7 Sep 2024 696th nosc364d 267 455 11ms 6 days ago 697th dokutan 267 727 62ms 3 Jul 2025 698th ian-h-chamberlain 🇺🇸 261 705 237ms 12 Oct 2020 699th JunkIce 260 471 1,010ms 3 Dec 2024 700th joshvd 260 498 13ms 31 Aug 2019 First 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