Morse Decoder 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 451st CarsonChr 🇺🇸 380 362 417ms 21 Jan 2025 452nd MeWhenI 🇻🇦 379 354 957ms 30 Oct 2023 453rd ImpressedByRocks 377 237 16ms 20 Sep 2022 454th benwilliamgraham 376 238 11ms 10 Nov 2021 455th wh3n3v3r 🇨🇿 376 260 9ms 11 Nov 2024 456th MeWhenI 🇻🇦 376 738 1,021ms 9 Feb 2025 457th alexsave 375 261 11ms 7 Nov 2024 458th masinag 🇮🇹 375 345 2ms 5 Nov 2024 459th dokutan 374 742 1,028ms 12 Jan 2025 460th ArmaanAS 371 241 15ms 25 Mar 2021 461st dokutan 371 370 3ms 29 Apr 2025 462nd yuchuehw 368 243 10ms 4 Jan 2024 462nd CLOStrophobic 🇮🇹 368 243 10ms 26 Jan 2025 462nd Flekay 🇩🇪 368 243 14ms 11 Jul 2025 465th bstrautin 368 249 207ms 5 Jun 2020 466th guliyevemil1 🇦🇿 368 515 322ms 16 Apr 2020 467th frederikb 367 354 385ms 9 Sep 2020 468th fuchen 366 421 1,279ms 11 May 2020 469th yuchuehw 363 358 637ms 4 Jan 2024 470th dtbao20 🇻🇳 362 247 14ms 1 Oct 2024 470th InigoK 🇺🇸 362 247 10ms 6 Sep 2025 472nd scpchicken 🇵🇼 361 248 16ms 7 Apr 2022 473rd skps2010 359 249 17ms 28 Dec 2018 473rd Indivicivet 359 249 14ms 18 Oct 2021 475th Phanabani 🇺🇸 355 252 10ms 22 Oct 2020 476th proton 🇩🇪 354 195 44ms 9 Jun 2020 476th jaredcrystal 🇺🇸 354 195 36ms 14 Dec 2020 478th marcin7Cd 354 412 62ms 11 Mar 2021 479th msbranicky 354 535 297ms 31 Aug 2023 480th cellobix 352 254 23ms 15 Aug 2019 481st scpchicken 🇵🇼 351 189 164ms 7 Apr 2022 482nd Ted-Barrett 🇦🇺 351 255 9ms 1 Oct 2021 483rd daedals 348 257 25ms 21 Jun 2019 483rd rollershutter 348 257 11ms 9 Sep 2022 485th Natanaelel 🇸🇪 347 301 7ms 23 Jun 2023 486th janbehrens 🇩🇪 344 180 3ms 6 May 2021 487th schachmattmatt 344 260 11ms 20 Aug 2021 488th dokutan 344 472 2ms 28 Mar 2025 489th rvdnieuwendijk 🇳🇱 342 268 258ms 29 Jun 2020 490th williamlake 340 527 137ms 17 Sep 2021 491st mossiegoat 339 264 11ms 23 Jul 2025 492nd yokasuretsu 338 265 11ms 26 Apr 2018 492nd petar-donchev 338 265 10ms 8 Sep 2019 492nd JunkIce 338 265 25ms 24 Nov 2024 495th krcs 🇵🇱 336 266 10ms 30 Jun 2023 496th dokutan 336 434 10ms 4 Feb 2025 497th Laksen 🇩🇰 336 562 28ms 8 Jul 2021 498th Dazza314 🇬🇧 335 267 15ms 4 Nov 2020 499th msbranicky 335 484 2ms 14 Oct 2023 500th myfatemi04 334 268 10ms 20 Sep 2018 500th Evan-Robotics 334 268 13ms 28 Jan 2022 502nd Bonjour27891 🇻🇳 333 269 18ms 20 Mar 2022 503rd tomh1012 331 415 401ms 17 Sep 2025 504th glesnick 329 272 10ms 15 Jul 2022 505th vibdev 328 298 10ms 26 Aug 2021 506th wuminws 328 318 2,673ms 20 Feb 2025 507th alexhuntley 328 444 8ms 11 Apr 2021 508th JunkIce 327 265 459ms 3 Dec 2024 509th bkshrader 326 274 20ms 27 Dec 2018 510th geofft 325 275 10ms 13 Dec 2020 510th mbittner20 325 275 10ms 21 Jan 2024 512th KatieLG 🇬🇧 324 424 416ms 24 Oct 2022 513th naveenarun 321 279 10ms 6 Jun 2019 514th NanduBC 319 280 11ms 22 Mar 2021 515th postie77 319 431 387ms 2 May 2023 516th galloj 🇨🇿 317 330 3ms 17 Jan 2023 517th bbakersmith 315 361 17ms 31 Jul 2021 518th yokasuretsu 314 220 40ms 26 Apr 2018 519th amollberg 🇸🇪 314 285 17ms 15 Jan 2022 520th IISResetMe 314 292 270ms 24 Feb 2024 521st mrxz 🇳🇱 314 312 10ms 23 Jun 2024 522nd luuumine 🇫🇷 313 286 10ms 9 days ago 523rd Anonymousellama21 313 334 3ms 16 May 2022 524th dylanarmstrong 312 314 10ms 15 Sep 2024 525th MeWhenI 🇻🇦 311 416 2ms 25 Aug 2023 First Prev 451–525 of 851 Next Last
