Leap Years in C 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 147th thebuilder6 🇺🇸 818 66 2ms 23 Oct 2021 147th second-pumpkin 818 66 2ms 14 Mar 2023 147th Rubiksmath 818 66 2ms 9 Oct 2023 147th Vinterion 818 66 2ms 6 Nov 2023 147th funnyboy-roks 818 66 2ms 15 Jun 2024 147th snoozingnewt 🇺🇸 818 66 2ms 18 Jun 2024 147th hacker112 🇸🇪 818 66 2ms 22 Jun 2024 147th TheBrokenRail 818 66 2ms 5 Oct 2024 147th Lv0Sys 🇵🇱 818 66 2ms 30 May 2025 147th nulzo 818 66 2ms 17 Oct 2025 161st juntuu 806 67 2ms 24 Mar 2019 161st dymowski 806 67 2ms 14 Jul 2019 161st ToriTheChicken 806 67 2ms 31 Jul 2020 161st Indivicivet 806 67 2ms 15 Mar 2021 161st KatieLG 🇬🇧 806 67 2ms 9 Jun 2021 161st jhpaques 🇫🇷 806 67 2ms 4 Dec 2022 161st BalaM314 806 67 2ms 8 Feb 2025 168th archee303 794 68 2ms 5 Feb 2020 168th BenAns 794 68 2ms 26 Sep 2020 168th ei14 794 68 2ms 23 Jun 2021 168th lemogne 794 68 2ms 8 Aug 2021 168th Bobini1 🇵🇱 794 68 2ms 11 Feb 2022 168th pyrolitic 🇮🇪 794 68 2ms 7 Apr 2022 168th slerpyyy 🇩🇪 794 68 2ms 21 Oct 2022 168th aubergine-sauce 794 68 2ms 21 May 2023 168th camieac 🇬🇧 794 68 2ms 12 Jul 2023 168th pandaninjas 794 68 2ms 9 Aug 2023 168th iilegacyyii 794 68 2ms 22 Jan 2024 179th chunky 783 69 2ms 2 Oct 2020 179th AIn0n 783 69 2ms 19 Aug 2021 179th VictorChemin 🇫🇷 783 69 2ms 30 Nov 2021 179th ishvanl 783 69 2ms 11 Jul 2022 179th anbutle 783 69 2ms 14 Aug 2022 179th trist224 🇫🇷 783 69 2ms 14 Dec 2022 179th msbranicky 783 69 2ms 20 Aug 2023 179th 1231234md5 🇨🇳 783 69 2ms 13 Dec 2023 179th cpchrispye 783 69 2ms 20 Apr 2024 179th evanjaco 783 69 2ms 4 Oct 2024 179th ibrahimhanifceker 783 69 2ms 30 Jan 2025 190th jngbsn 771 70 2ms 2 Mar 2019 190th nwdamgaard 771 70 2ms 19 Dec 2021 190th bac0id 771 70 2ms 26 Sep 2023 190th gussy420 771 70 2ms 28 Oct 2023 190th Iznoanygod 🇺🇸 771 70 2ms 26 Apr 2025 195th madeve-unipi 761 71 2ms 16 Oct 2019 195th uier 761 71 2ms 28 Dec 2019 195th FrederikHutfless 🇩🇪 761 71 2ms 12 Jan 2023 195th NickTheEASDude 🇺🇸 761 71 2ms 6 Nov 2023 199th Batzuga 750 72 2ms 10 Sep 2019 199th alexjlaberge 750 72 2ms 3 Aug 2020 199th petroselo 750 72 2ms 29 Aug 2021 199th Ripick 750 72 2ms 13 Aug 2022 203rd KiwiKoder0123 740 73 2ms 28 Jun 2019 203rd AaronGarbut 740 73 2ms 30 Jul 2019 203rd MadMax129 740 73 2ms 24 Dec 2019 203rd rchalamala 740 73 2ms 8 Jun 2021 203rd wirewolf010 740 73 2ms 6 Jan 2022 203rd ibexq 740 73 2ms 29 Sep 2022 203rd TornadoCookie 740 73 2ms 8 Mar 2023 203rd Ralac07 🇦🇺 740 73 2ms 11 Mar 2024 203rd mickmurci 740 73 3ms 30 Dec 2024 203rd matejmatik123 🇸🇰 740 73 2ms 27 Jun 2025 203rd RYSF13 🇨🇳 740 73 2ms 5 Jul 2025 214th Waterperry 730 74 3ms 24 Dec 2021 214th kallmi28 🇨🇿 730 74 2ms 26 Sep 2023 216th jgbaldwinbrown 720 75 2ms 30 Jun 2021 216th ryguyNelson 720 75 2ms 19 Jul 2021 216th Cloakless 🇬🇧 720 75 2ms 17 Oct 2021 216th ms-tingliang 720 75 2ms 5 Aug 2022 216th heabr12 720 75 2ms 6 Sep 2024 221st simontime 711 76 2ms 20 May 2020 221st StHagel 711 76 2ms 18 Aug 2020 221st garrisonhh 711 76 2ms 20 Nov 2020 221st furokku 711 76 2ms 15 Feb 2021 221st sech1p 🇵🇱 711 76 2ms 30 Oct 2021 First Prev 151–225 of 281 Next Last