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 Dragon Curve 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 Dragon Curve 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 641st retrohun 256 401 3ms 26 Aug 2025 642nd jfallon1997 255 349 11ms 24 Aug 2022 643rd ian-h-chamberlain 🇺🇸 255 705 237ms 12 Oct 2020 644th inverseLorentz 🇦🇺 253 351 15ms 11 Mar 2024 645th TaserTheFox 🇺🇸 251 354 11ms 4 Apr 2023 646th dzshn 251 355 11ms 25 Nov 2020 647th vgamula 🇺🇦 250 356 12ms 8 Jul 2025 648th acollett89 250 388 14ms 5 Aug 2025 649th Pena86 249 357 11ms 31 Dec 2021 650th MeWhenI 🇻🇦 249 583 4ms 16 Apr 2023 651st mcreenan 247 263 135ms 16 Jun 2018 652nd Psirving 247 360 11ms 2 Aug 2020 652nd qwjhvbxi 247 360 14ms 12 Feb 2024 654th TheAristos 246 362 11ms 30 Oct 2019 655th mintypython 245 397 12ms 19 Oct 2018 656th TheZwierzLF 🇵🇱 243 366 12ms 8 Dec 2025 657th tomh1012 242 368 10ms 3 Mar 2026 658th CaedenHarper 🇨🇦 241 762 380ms 28 Oct 2025 659th MeWhenI 🇻🇦 241 837 4ms 27 Jul 2023 660th febiw 240 371 12ms 22 Mar 2020 661st zakariamouhid 237 409 12ms 2 Aug 2023 662nd ereztaiar 🇮🇱 237 410 15ms 11 Sep 2021 663rd TheEric0802 🇩🇪 237 575 2ms 22 Sep 2023 664th SirFireball3521 235 276 150ms 1 Mar 2023 665th LorenzoTa 234 259 3ms 27 Apr 2019 666th 71c 234 381 12ms 29 Apr 2018 667th MeWhenI 🇻🇦 234 439 3ms 25 Dec 2025 668th dokutan 234 581 2ms 24 Dec 2024 669th wrhm 233 382 10ms 15 Dec 2020 670th dokutan 233 446 5ms 20 Apr 2025 671st The-Wolfson 233 667 939ms 1 Nov 2024 672nd msbranicky 232 384 12ms 3 Jul 2023 673rd JRaspass 🇬🇧 231 262 3ms 5 Sep 2021 674th dokutan 231 283 39ms 21 Apr 2025 675th Agazoth 231 370 281ms 12 Jun 2020 676th lowlighter 228 426 11ms 1 Nov 2020 677th dokutan 228 451 3ms 9 Dec 2024 678th varhammer 226 583 10ms 5 Mar 2022 679th KatieLG 🇬🇧 226 689 210ms 31 May 2021 680th msbranicky 223 384 805ms 17 Jan 2024 681st GWStuart 223 399 11ms 27 Jan 2023 682nd nephila-nacrea 🇬🇧 222 273 3ms 21 Mar 2018 683rd codewrite 🇬🇧 221 403 10ms 12 Jul 2025 684th KatieLG 🇬🇧 220 708 737ms 29 May 2021 685th dokutan 220 834 361ms 4 Feb 2025 686th labster 219 277 3ms 25 Feb 2018 687th meenie 219 298 39ms 21 Jan 2023 688th JoeBigToe 219 390 286ms 5 Jun 2020 689th ellis-rix 218 408 11ms 12 Jun 2023 690th sergeyz7 🇬🇧 217 394 271ms 15 Nov 2020 691st stordev 217 410 11ms 26 Feb 2021 691st michelebastione 🇮🇹 217 410 11ms 21 Mar 2022 693rd mazzegi 216 850 348ms 16 Apr 2020 694th brochmann 🇸🇪 215 414 11ms 9 Feb 2022 695th vaughad 215 722 126ms 21 Jan 2020 696th dokutan 215 781 51ms 1 Jul 2025 697th n1LS 214 306 38ms 2 Oct 2019 698th nosc364d 214 453 11ms 5 days ago 699th Florian-Mt 213 417 11ms 28 Nov 2023 700th Stockoh 🇫🇷 213 418 11ms 17 Oct 2024 701st geezyx 213 859 318ms 16 Apr 2020 702nd KatieLG 🇬🇧 213 862 330ms 29 May 2021 703rd TheZwierzLF 🇵🇱 212 308 42ms 25 Dec 2025 704th biinari 212 309 39ms 25 Mar 2018 705th MaxElf999 212 419 11ms 24 May 2022 706th lahell 211 405 342ms 2 Jul 2020 707th joonaspu 211 422 11ms 14 Jun 2023 708th nlc 210 311 41ms 12 Apr 2018 709th alphafalfa 210 647 2ms 24 Oct 2024 710th KevinMarquette 🇺🇸 209 408 253ms 7 Jun 2020 711th markbyrne 209 425 11ms 26 Oct 2020 711th haydenridd 209 425 15ms 26 Oct 2020 713th LSWdigital 209 756 14ms 17 Nov 2021 714th KatieLG 🇬🇧 209 860 264ms 20 May 2021 715th dokutan 208 709 31ms 24 Feb 2026 716th dokutan 206 758 11ms 23 Feb 2026 717th ethandhunt 204 437 11ms 21 Jul 2021 718th jusaka 204 567 4ms 10 days ago 719th MeWhenI 🇻🇦 204 790 47ms 7 Sep 2024 720th martinnorling 🇸🇪 203 438 11ms 20 Jun 2022 First Prev 641–720 of 958 Next Last