Morse Encoder 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 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 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 Minesweeper NFA Simulator Odd Polyomino Tiling p-adic Expansion Polygon Triangulations QR Encoder Quadratic Formula Semiprime Numbers Smooth Numbers Snake Sphenic Numbers 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 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 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 Minesweeper NFA Simulator Odd Polyomino Tiling p-adic Expansion Polygon Triangulations QR Encoder Quadratic Formula Semiprime Numbers Smooth Numbers Snake Sphenic Numbers Turtle Tutorial # Golfer Points Chars Time Submitted 676th biinari 276 292 36ms 25 Mar 2018 677th za3k 276 338 10ms 8 Oct 2022 677th CheeseCake628 🇳🇴 276 338 10ms 19 Jun 2025 679th adoxography 275 293 33ms 10 Mar 2020 679th yzhs 🇩🇪 275 293 36ms 20 Jul 2022 681st Psirving 275 339 10ms 2 Aug 2020 682nd alphafalfa 274 547 2ms 24 Oct 2024 683rd TheAristos 273 341 10ms 30 Oct 2019 684th TheZwierzLF 🇵🇱 273 342 16ms 30 May 2025 685th vgamula 🇺🇦 272 343 14ms 7 Jul 2025 686th madex 🇩🇪 272 400 11ms 23 Jun 2024 687th shaunjc 272 401 10ms 10 Jun 2021 688th MeWhenI 🇻🇦 272 971 3ms 8 Feb 2022 689th OllieBoyne 🇬🇧 270 345 13ms 23 Jan 2021 690th MeWhenI 🇻🇦 270 662 202ms 22 Mar 2024 691st codewrite 🇬🇧 269 347 10ms 12 Jul 2025 692nd SoliGhost 268 348 12ms 8 Jun 2025 693rd p-vf 🇨🇭 268 397 452ms 29 Sep 2021 694th Kibble 268 406 12ms 13 Jul 2020 695th Waffle3z 267 302 49ms 22 Jan 2021 696th jfallon1997 266 350 9ms 13 May 2024 697th dzshn 265 352 13ms 25 Nov 2020 697th stordev 265 352 11ms 26 Feb 2021 697th 77Tigers 265 352 11ms 28 May 2021 700th aksyristos 264 353 13ms 14 Mar 2023 701st d4rkne55 263 430 5ms 1 Mar 2018 702nd betaveros 261 357 10ms 1 Jan 2023 703rd richard-oelze 🇩🇪 260 358 12ms 20 Mar 2021 704th perlebach 🇨🇿 259 265 6ms 17 Aug 2021 705th CheeseCake628 🇳🇴 259 333 498ms 5 days ago 706th DmytroLynda 259 411 439ms 21 Nov 2024 707th CaedenHarper 🇨🇦 258 362 10ms 10 Oct 2024 708th sergeyz7 🇬🇧 258 372 235ms 18 Nov 2020 709th FortuiteMan 🇫🇷 256 364 10ms 10 Sep 2023 710th eiburns 255 365 11ms 8 May 2023 710th PotatoSaladOverlord 255 365 10ms 16 Jan 2024 712th temoto 254 367 11ms 20 Sep 2018 713th mogensen 254 634 263ms 17 Apr 2020 714th brochmann 🇸🇪 252 370 9ms 9 Feb 2022 714th m42km 252 370 10ms 23 Oct 2023 714th ridingqwerty 🇺🇸 252 370 13ms 3 Dec 2023 714th klixel 🇨🇦 252 370 14ms 23 Jan 2025 718th nephila-nacrea 🇬🇧 251 273 3ms 24 Jun 2020 719th 4ndyJ 🇬🇧 251 372 10ms 19 Jun 2025 720th CaedenHarper 🇨🇦 250 345 1,660ms 19 Jan 2025 721st ragerin 250 373 16ms 21 Feb 2018 722nd Agazoth 250 384 227ms 12 Jun 2020 723rd mokymok 🇺🇸 249 374 11ms 1 Dec 2021 724th croc54 248 376 10ms 14 Jan 2025 725th dokutan 248 1,066 2ms 13 Nov 2024 726th lahell 244 393 245ms 8 Jun 2020 727th SiddharthShyniben 243 449 10ms 10 Aug 2021 728th wrhm 242 385 12ms 12 Dec 2020 729th jhpaques 🇫🇷 242 386 9ms 29 Jul 2022 730th michelebastione 🇮🇹 240 388 12ms 21 Mar 2022 731st Openstreetmapler 239 390 15ms 23 Nov 2019 732nd madex 🇩🇪 237 393 11ms 23 Jun 2024 733rd Pena86 236 395 14ms 30 Dec 2021 733rd ThatAlo 236 395 11ms 12 Jun 2023 735th shaunjc 236 479 4ms 11 Jun 2021 736th johnennewdeeson 235 464 9ms 6 Apr 2020 737th jotslo 🇬🇧 234 399 10ms 5 Jul 2021 738th dokutan 232 1,481 2ms 12 May 2023 739th Mikey-Beep 🇬🇧 231 404 14ms 25 Aug 2023 740th Cr3aHal0 231 472 9ms 28 Jun 2019 741st dokutan 231 488 176ms 21 Aug 2024 742nd rbicelli 231 490 5ms 4 Apr 2018 743rd madex 🇩🇪 230 350 53ms 23 Jun 2024 744th bsoyka 🇺🇸 230 406 10ms 9 Jan 2022 745th dokutan 230 672 6ms 10 Sep 2025 746th RealAMC 🇳🇿 229 527 2ms 22 Nov 2023 747th wes-sleeman 229 657 1,333ms 29 Sep 2021 748th eddvrs 227 410 10ms 20 Aug 2022 749th Ashikpaul 🇮🇳 227 479 9ms 30 Jul 2022 750th lrustand 226 412 11ms 19 Feb 2018 First Prev 676–750 of 952 Next Last