Leap Years in JavaScript 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 221st stadamdoki 854 48 9ms 6 Apr 2021 221st devinwelch 854 48 10ms 7 Oct 2021 221st Michal-Miky-Jankovsky 854 48 9ms 20 Nov 2021 221st ThibWillFulll 854 48 9ms 5 May 2022 221st iliazeus 854 48 11ms 3 Sep 2022 221st FilipMyhren 854 48 9ms 23 Nov 2022 221st FrederikHutfless 🇩🇪 854 48 10ms 22 Dec 2022 221st Igyeom 🇰🇷 854 48 12ms 12 Jun 2023 221st Isaac-NTT 854 48 11ms 7 Jul 2023 221st AndFly33 854 48 10ms 7 Jul 2023 221st AustinH-Ntt 854 48 9ms 7 Jul 2023 221st johnburton0517 854 48 9ms 7 Jul 2023 221st coreynash 854 48 10ms 27 Oct 2023 221st sparksis 🇨🇦 854 48 9ms 20 Nov 2023 221st TheLastZombie 854 48 9ms 15 May 2024 221st Jacob385 854 48 9ms 3 Sep 2024 221st eranws 854 48 10ms 23 Dec 2024 243rd juntuu 837 49 10ms 24 Mar 2019 243rd Mikaeel66 837 49 9ms 11 Nov 2019 243rd jeffreymeng 837 49 9ms 24 Nov 2019 243rd Kibble 837 49 9ms 11 Jul 2020 243rd richard-oelze 🇩🇪 837 49 9ms 11 Jul 2020 243rd masashimachida 837 49 9ms 29 Jul 2020 243rd ArmaanAS 837 49 11ms 8 Mar 2021 243rd RedstoneTim 837 49 9ms 26 Jun 2021 243rd Foxinatel 837 49 9ms 22 Aug 2021 243rd olivermrose 🇺🇸 837 49 9ms 23 Aug 2021 243rd lukaskairys 837 49 9ms 25 Sep 2021 243rd Giga-Bowser 837 49 12ms 5 Jan 2022 243rd c0d3-4-F00d 🇩🇪 837 49 10ms 9 Feb 2022 243rd TheRealOhead 🇺🇸 837 49 8ms 31 Mar 2023 243rd Inbarw100 837 49 9ms 10 Jun 2023 243rd Evankhell0 837 49 12ms 28 Jul 2023 243rd NickTheEASDude 🇺🇸 837 49 9ms 18 Jan 2024 243rd dijs 837 49 11ms 8 Mar 2024 243rd xyangst 837 49 9ms 26 Sep 2024 243rd ffelixm 837 49 9ms 30 May 2025 243rd a6166231 🇨🇳 837 49 8ms 3 Jun 2025 243rd JOrE20 837 49 11ms 3 hours ago 265th mikerees 820 50 9ms 1 Aug 2019 265th jakobwitte 820 50 9ms 5 Mar 2020 265th vgroen 820 50 9ms 31 May 2020 265th ibeucaly 820 50 11ms 22 Oct 2021 265th Romain-1 🇫🇷 820 50 9ms 29 Apr 2022 265th 7f-galaxii 820 50 11ms 7 Dec 2022 265th dgerblick 820 50 13ms 16 Jun 2023 265th deniz-blue 820 50 9ms 20 Oct 2023 265th SpiritAxolotl 🇺🇸 820 50 9ms 21 Mar 2024 265th codingisgreatbutiamnot 820 50 9ms 14 Aug 2024 265th henrygagnier 820 50 9ms 19 Nov 2024 265th alexsave 820 50 11ms 13 Oct 2025 277th ly0va 804 51 9ms 6 Jan 2019 277th tomh1012 804 51 9ms 5 Sep 2020 277th VegaQ8 804 51 9ms 26 Nov 2020 277th Seanharrs 804 51 10ms 15 Dec 2021 277th fourth-bit 804 51 12ms 14 Jan 2022 277th Ashikpaul 🇮🇳 804 51 9ms 24 Jul 2022 277th Bananapants22 804 51 10ms 20 Aug 2022 277th GreenBeansAgainstVeganism 804 51 8ms 14 Jan 2023 277th daniel-cardone 804 51 9ms 24 Aug 2023 277th Florian-Mt 804 51 9ms 29 Sep 2023 277th sulphemi 804 51 9ms 5 Mar 2024 277th dtbao20 🇻🇳 804 51 9ms 1 Oct 2024 277th Ralac07 🇦🇺 804 51 9ms 19 days ago 290th Chegleyev 788 52 9ms 2 Feb 2020 290th abcxff 788 52 11ms 11 Apr 2021 290th mandm-pt 788 52 9ms 1 Jul 2021 290th Destrings2 🇨🇴 788 52 9ms 14 Jul 2021 290th stefangabos 🇷🇴 788 52 9ms 15 Jul 2021 290th aazuspan 788 52 9ms 3 May 2022 290th Ephellon 788 52 9ms 2 Dec 2022 290th ShiraJoseph 🇺🇸 788 52 9ms 12 Apr 2023 290th lewdev 🇺🇸 788 52 9ms 3 Jul 2024 290th UllmaDan 788 52 9ms 27 Aug 2024 300th McErer 774 53 9ms 11 Jan 2019 First Prev 226–300 of 473 Next Last