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 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 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 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 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 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 301st snoozingnewt 🇺🇸 626 138 389ms 15 Sep 2025 302nd Seek64 🇩🇪 626 149 12ms 22 Sep 2024 303rd adriweb 🇫🇷 623 237 35ms 21 Aug 2023 304th rzv-me 618 183 4ms 30 Sep 2024 305th dokutan 618 224 411ms 24 Sep 2025 306th janbehrens 🇩🇪 616 177 10ms 18 May 2023 307th Natanaelel 🇸🇪 610 132 36ms 9 Jun 2023 308th targrik 609 179 11ms 7 Jun 2025 309th stefangimmillaro 606 170 4,100ms 8 Nov 2024 310th janbehrens 🇩🇪 605 187 4ms 2 Jul 2023 311th inventshah 601 155 9ms 24 Jan 2023 311th AlephSquirrel 601 155 10ms 27 Aug 2023 311th mateusz-sterczewski 601 155 11ms 20 Nov 2024 314th adamnielson42 🇺🇸 601 176 2ms 5 Dec 2023 315th Natanaelel 🇸🇪 599 183 34ms 18 Nov 2023 316th weliveinhell 🇭🇹 596 183 9ms 24 Sep 2023 317th MeWhenI 🇻🇦 593 254 1,423ms 25 Jun 2023 318th MeWhenI 🇻🇦 593 303 66ms 30 Dec 2023 319th bstrautin 591 162 286ms 26 Jul 2020 320th JDiLenarda 🇫🇷 591 255 1,435ms 29 Nov 2023 321st StardustGogeta 590 158 17ms 5 Aug 2020 321st zbreit 🇺🇸 590 158 12ms 5 Aug 2020 321st rschwa6308 🇺🇸 590 158 14ms 6 Aug 2020 321st thisishowmymindworks 🇳🇴 590 158 12ms 12 Oct 2020 325th kaascevich 590 292 124ms 22 Jul 2025 326th MeWhenI 🇻🇦 589 165 824ms 15 Sep 2025 327th nathanadams 🇳🇿 586 186 10ms 7 Sep 2021 328th billings7 🇬🇧 585 182 409ms 21 Nov 2021 328th primo-ppcg 🇹🇭 585 182 323ms 21 Nov 2021 330th tatzyr 🇯🇵 583 138 54ms 24 Feb 2025 331st ryyyn 🇺🇸 583 160 10ms 26 Jul 2025 332nd Natanaelel 🇸🇪 580 188 10ms 9 Jun 2023 333rd dokutan 580 233 383ms 30 Mar 2025 334th emgordon154 579 176 1,028ms 20 Aug 2024 335th MeWhenI 🇻🇦 576 150 777ms 13 Jul 2024 336th dokutan 576 209 2ms 30 Mar 2025 337th edsrzf 🇳🇿 573 218 12ms 29 Mar 2025 338th alexkunin 571 191 10ms 4 Jul 2019 339th phdphil 569 128 159ms 9 Apr 2018 340th MeWhenI 🇻🇦 569 153 361ms 15 Feb 2023 341st marcin7Cd 568 164 10ms 14 Mar 2020 341st bricknellj 568 164 14ms 20 Feb 2023 343rd trinityy-7 568 192 10ms 5 Oct 2023 344th stefangimmillaro 567 188 368ms 11 Oct 2023 345th primo-ppcg 🇹🇭 567 244 358ms 18 Oct 2021 345th janbehrens 🇩🇪 567 244 352ms 27 Jul 2022 347th AlexDaniel 🇪🇪 565 129 104ms 13 Mar 2018 348th daedals 565 165 13ms 29 May 2019 348th jared-hughes 565 165 10ms 10 Jan 2023 350th xkacer 🇨🇿 565 245 343ms 25 Jan 2021 351st emgordon154 564 280 4ms 28 Dec 2024 352nd GrayJoKing 🇦🇺 563 143 35ms 20 Jul 2021 353rd Alex-x90 🇺🇸 563 214 3ms 30 Dec 2022 354th emgordon154 563 222 10ms 12 Dec 2024 355th Alex-x90 🇺🇸 563 240 58ms 30 Dec 2022 356th hiddicop 🇸🇪 559 144 53ms 30 Jan 2021 357th abailey2020 🇺🇸 559 320 136ms 20 Aug 2020 358th jakobkordez 🇸🇮 558 167 10ms 31 Oct 2022 359th stefangimmillaro 555 145 35ms 26 Dec 2024 360th boxjelly 555 322 141ms 23 Feb 2021 361st rucin93 🇵🇱 550 172 143ms 31 Oct 2024 362nd roavin 549 194 417ms 23 Jun 2022 362nd janbehrens 🇩🇪 549 194 343ms 10 Jul 2023 364th megaturbo 549 294 295ms 25 Jun 2020 365th shelerr 548 170 10ms 21 Aug 2025 366th KatieLG 🇬🇧 548 199 9ms 6 Apr 2022 366th dokutan 548 199 9ms 28 Mar 2025 368th Natanaelel 🇸🇪 544 126 3ms 14 Jun 2023 369th DialFrost 🇸🇬 544 160 409ms 19 Jan 2024 370th James-Oswald 🇺🇸 543 249 370ms 10 Sep 2024 371st Natanaelel 🇸🇪 540 135 163ms 9 Jun 2023 372nd voytxt 🇨🇿 540 202 9ms 30 Jul 2024 373rd dokutan 540 422 3ms 29 Apr 2025 374th Mabeloid 🇳🇴 539 274 2ms 21 Sep 2024 375th jared-hughes 537 150 42ms 20 Sep 2022 First Prev 301–375 of 965 Next Last