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 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 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 Apéry’s Constant Binary Lambda Calculus Connect Four Continued Fractions Crossword CSS Colors (Inverse) CSS Grid Ellipse Perimeters Flags Floyd-Steinberg Dithering Gray Code Decoder Gray Code Encoder Hexagonal Spiral Highly Composite Numbers NFA Simulator Numbrix Odd Polyomino Tiling p-adic Expansion Polygon Triangulations QR Encoder Quadratic Formula Semiprime Numbers Smooth Numbers Snake Sphenic Numbers Taxicab Numbers Turtle Tutorial All Languages ><> 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 ALGOL 68 APL ArkScript 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 ><> 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 ALGOL 68 APL ArkScript 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 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 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 Apéry’s Constant Binary Lambda Calculus Connect Four Continued Fractions Crossword CSS Colors (Inverse) CSS Grid Ellipse Perimeters Flags Floyd-Steinberg Dithering Gray Code Decoder Gray Code Encoder Hexagonal Spiral Highly Composite Numbers NFA Simulator Numbrix Odd Polyomino Tiling p-adic Expansion Polygon Triangulations QR Encoder Quadratic Formula Semiprime Numbers Smooth Numbers Snake Sphenic Numbers Taxicab Numbers Turtle Tutorial # Golfer Points Chars Time Submitted 241st leon-w 645 138 10ms 12 Jul 2019 241st MeWhenI 🇻🇦 645 138 16ms 31 Jul 2024 241st ovs-code 🇩🇪 645 138 14ms 5 Aug 2024 241st jared-hughes 645 138 14ms 11 Aug 2024 245th GrayJoKing 🇦🇺 645 225 28ms 13 Mar 2023 246th adamnielson42 🇺🇸 642 137 3ms 5 Dec 2023 247th user189032 641 278 127ms 29 May 2019 248th lynn 640 242 153ms 17 Aug 2021 249th ovs-code 🇩🇪 639 134 540ms 5 Aug 2024 250th jared-hughes 638 208 408ms 30 Aug 2022 251st MeWhenI 🇻🇦 637 144 1,458ms 12 May 2023 252nd wh3n3v3r 🇨🇿 635 140 12ms 18 Nov 2024 253rd inventshah 635 162 6ms 3 Dec 2022 254th MeWhenI 🇻🇦 634 82 43ms 27 Jan 2023 255th sisyphus-ppcg 🇦🇺 634 135 535ms 17 Jan 2024 256th emplv 🇱🇻 634 164 5ms 3 Oct 2023 257th MarcMush 🇫🇷 633 117 1,374ms 4 Feb 2024 257th antimon2 🇯🇵 633 117 783ms 29 Sep 2025 259th tdkkdt 🇷🇺 632 216 409ms 21 Nov 2021 260th GrayJoKing 🇦🇺 630 108 37ms 10 Aug 2023 261st MeWhenI 🇻🇦 630 154 9ms 26 Feb 2025 262nd okhoel 🇳🇴 628 144 302ms 30 Sep 2022 263rd neel11235813 626 142 17ms 26 Jan 2023 264th jared-hughes 626 155 10ms 14 Jan 2023 265th janbehrens 🇩🇪 626 175 3ms 9 Jun 2021 266th jupj 🇫🇮 624 205 2ms 26 Aug 2022 267th dokutan 622 161 7ms 31 Oct 2024 268th emgordon154 622 185 4ms 7 Jun 2025 269th edsrzf 🇳🇿 615 169 5ms 3 Sep 2024 270th xkacer 🇨🇿 614 158 10ms 25 Jan 2021 271st yzhs 🇩🇪 613 145 14ms 25 Oct 2020 272nd MeWhenI 🇻🇦 613 148 1,689ms 15 Sep 2025 273rd jared-hughes 612 200 1ms 28 Feb 2022 274th neel11235813 611 140 469ms 31 Mar 2024 275th stefangimmillaro 611 170 5ms 6 Feb 2023 276th jakobkordez 🇸🇮 609 146 11ms 31 Oct 2022 276th stefangimmillaro 609 146 20ms 6 Feb 2023 278th edsrzf 🇳🇿 609 201 2ms 17 Apr 2025 279th rucin93 🇵🇱 607 144 136ms 23 Jan 2025 280th MeWhenI 🇻🇦 607 149 265ms 28 Jan 2023 281st Steffan153 🇫🇮 606 107 115ms 28 Jul 2024 282nd Sp3000 🇦🇺 606 145 3ms 10 May 2021 283rd Waffle3z 606 202 2ms 8 Apr 2022 284th ovs-code 🇩🇪 602 113 34ms 22 Feb 2025 284th error256 602 113 36ms 28 May 2025 286th Irratix 🇳🇱 600 221 2,485ms 11 Jan 2023 287th MeWhenI 🇻🇦 599 209 603ms 27 Jan 2023 288th stefangimmillaro 597 114 39ms 26 Dec 2024 289th snoozingnewt 🇨🇦 594 261 89ms 20 Nov 2025 290th thisishowmymindworks 🇳🇴 592 164 11ms 8 Jun 2023 291st Kacarott 🇦🇺 588 201 167ms 24 Sep 2024 292nd MeWhenI 🇻🇦 586 146 548ms 13 Jul 2024 293rd bricknellj 585 152 14ms 31 Jul 2024 293rd CopperyMarrow15 585 152 16ms 24 Aug 2025 295th ovs-code 🇩🇪 584 89 40ms 12 Nov 2025 296th jacklynnepenick 581 153 11ms 15 Aug 2021 297th Shanethegamer 🇺🇸 581 474 1,498ms 13 Apr 2025 298th jacklynnepenick 578 152 3ms 29 Aug 2021 299th annaproxy 578 154 10ms 18 Jan 2023 300th tayloia 🇬🇧 578 168 10ms 17 May 2023 301st snoozingnewt 🇨🇦 573 240 128ms 22 Dec 2025 302nd olivermrose 🇺🇸 567 120 37ms 28 Oct 2021 303rd MeWhenI 🇻🇦 566 439 1,812ms 7 Nov 2025 304th blaztoma 🇱🇹 563 158 14ms 21 Dec 2025 305th Lv0Sys 🇵🇱 561 173 11ms 21 Dec 2025 306th 5cw 🇺🇸 559 159 15ms 7 Aug 2025 307th KatieLG 🇬🇧 559 442 2ms 22 Apr 2025 308th fajost 556 160 15ms 8 Sep 2020 309th MeWhenI 🇻🇦 554 202 1,020ms 27 Jan 2023 310th MeWhenI 🇻🇦 554 262 33ms 6 Jun 2023 311th ryyyn 🇺🇸 552 161 15ms 17 Dec 2025 312th MeWhenI 🇻🇦 550 189 4ms 28 Jan 2023 313th acotis 550 324 267ms 19 Mar 2025 314th CaedenHarper 🇨🇦 548 156 525ms 1 Aug 2025 315th IISResetMe 548 165 325ms 2 Dec 2025 316th C0de5mith 🇺🇸 548 177 11ms 19 Sep 2022 317th dokutan 548 188 2,553ms 8 Sep 2025 318th NerdyMcNerd42 546 163 11ms 18 Feb 2023 319th helbling 🇨🇭 545 178 11ms 14 Sep 2024 320th error256 544 160 90ms 24 May 2025 First Prev 241–320 of 889 Next Last