Leap Years in C in bytes. Achievements Cheevos Holes Languages Medals Miscellaneous 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 Calendar 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 Tower of Hanoi 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 Connect Four Continued Fractions Crossword CSS Colors (Inverse) CSS Grid Ellipse Perimeters Flags Floyd-Steinberg Dithering Gray Code Decoder Gray Code Encoder Hexagonal Spiral Highly Composite Numbers Multitap Input NFA Simulator Numbrix Odd Polyomino Tiling p-adic Expansion Polygon Triangulations QR Encoder Quadratic Formula Semiprime Numbers Smooth Numbers Snake Sphenic Numbers Taxicab Numbers Turtle Tutorial All Languages ><> Assembly AWK Bash BASIC Berry brainfuck C C# C++ Civet Clojure COBOL Coconut Common Lisp Crystal D Dart Elixir Erlang 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 ArkScript Arturo Befunge BQN CJam CoffeeScript Egel 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 Erlang 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 ArkScript Arturo Befunge BQN CJam CoffeeScript Egel 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 Calendar 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 Tower of Hanoi 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 Connect Four Continued Fractions Crossword CSS Colors (Inverse) CSS Grid Ellipse Perimeters Flags Floyd-Steinberg Dithering Gray Code Decoder Gray Code Encoder Hexagonal Spiral Highly Composite Numbers Multitap Input NFA Simulator Numbrix Odd Polyomino Tiling p-adic Expansion Polygon Triangulations QR Encoder Quadratic Formula Semiprime Numbers Smooth Numbers Snake Sphenic Numbers Taxicab Numbers Turtle Tutorial # Golfer Points Bytes Time Submitted 151st hacker112 🇸🇪 818 66 2ms 22 Jun 2024 151st TheBrokenRail 818 66 1ms 5 Oct 2024 151st nulzo 818 66 1ms 17 Oct 2025 164th juntuu 806 67 2ms 24 Mar 2019 164th dymowski 806 67 2ms 14 Jul 2019 164th ToriTheChicken 806 67 2ms 31 Jul 2020 164th Indivicivet 806 67 1ms 15 Mar 2021 164th KatieLG 🇬🇧 806 67 1ms 9 Jun 2021 164th jhpaques 🇫🇷 806 67 2ms 4 Dec 2022 164th BalaM314 806 67 1ms 8 Feb 2025 171st archee303 794 68 2ms 5 Feb 2020 171st BenAns 794 68 1ms 26 Sep 2020 171st ei14 794 68 2ms 23 Jun 2021 171st lemogne 794 68 2ms 8 Aug 2021 171st Bobini1 🇵🇱 794 68 2ms 11 Feb 2022 171st pyrolitic 🇮🇪 794 68 2ms 7 Apr 2022 171st slerpyyy 🇩🇪 794 68 1ms 21 Oct 2022 171st aubergine-sauce 794 68 2ms 21 May 2023 171st camieac 🇬🇧 794 68 2ms 12 Jul 2023 171st pandaninjas 794 68 1ms 9 Aug 2023 171st iilegacyyii 794 68 1ms 22 Jan 2024 171st kellantech 794 68 2ms 16 Dec 2025 183rd chunky 783 69 2ms 2 Oct 2020 183rd AIn0n 783 69 2ms 19 Aug 2021 183rd VictorChemin 🇫🇷 783 69 1ms 30 Nov 2021 183rd ishvanl 783 69 2ms 11 Jul 2022 183rd anbutle 783 69 2ms 14 Aug 2022 183rd trist224 🇫🇷 783 69 1ms 14 Dec 2022 183rd msbranicky 783 69 2ms 20 Aug 2023 183rd 1231234md5 🇨🇳 783 69 2ms 13 Dec 2023 183rd cpchrispye 783 69 2ms 20 Apr 2024 183rd evanjaco 783 69 1ms 4 Oct 2024 183rd ibrahimhanifceker 783 69 2ms 30 Jan 2025 183rd Maashau 783 69 2ms 12 Dec 2025 195th jngbsn 771 70 2ms 2 Mar 2019 195th nwdamgaard 771 70 2ms 19 Dec 2021 195th gussy420 771 70 2ms 28 Oct 2023 198th madeve-unipi 761 71 2ms 16 Oct 2019 198th uier 761 71 2ms 28 Dec 2019 198th bac0id 761 71 2ms 11 Jul 2020 198th FrederikHutfless 🇩🇪 761 71 2ms 12 Jan 2023 198th NickTheEASDude 🇺🇸 761 71 2ms 6 Nov 2023 198th Iznoanygod 🇺🇸 761 71 2ms 26 Apr 2025 204th Batzuga 750 72 2ms 10 Sep 2019 204th alexjlaberge 750 72 2ms 3 Aug 2020 204th petroselo 750 72 2ms 29 Aug 2021 204th Ripick 750 72 1ms 13 Aug 2022 208th KiwiKoder0123 740 73 2ms 28 Jun 2019 208th AaronGarbut 740 73 2ms 30 Jul 2019 208th MadMax129 740 73 2ms 24 Dec 2019 208th rchalamala 740 73 2ms 8 Jun 2021 208th wirewolf010 740 73 1ms 6 Jan 2022 208th ibexq 740 73 2ms 29 Sep 2022 208th TornadoCookie 740 73 2ms 8 Mar 2023 208th Ralac07 🇦🇺 740 73 1ms 11 Mar 2024 208th mickmurci 740 73 2ms 30 Dec 2024 208th matejmatik123 🇸🇰 740 73 1ms 27 Jun 2025 208th RYSF13 🇨🇳 740 73 2ms 5 Jul 2025 219th Waterperry 730 74 2ms 24 Dec 2021 219th kallmi28 🇨🇿 730 74 2ms 26 Sep 2023 221st jgbaldwinbrown 720 75 2ms 30 Jun 2021 221st ryguyNelson 720 75 2ms 19 Jul 2021 221st Cloakless 🇬🇧 720 75 2ms 17 Oct 2021 221st ms-tingliang 720 75 2ms 5 Aug 2022 221st heabr12 720 75 2ms 6 Sep 2024 226th simontime 711 76 2ms 20 May 2020 226th StHagel 711 76 1ms 18 Aug 2020 226th garrisonhh 711 76 2ms 20 Nov 2020 226th furokku 711 76 2ms 15 Feb 2021 226th sech1p 🇵🇱 711 76 2ms 30 Oct 2021 226th calinous 🇷🇴 711 76 2ms 2 Mar 2023 226th 0dyse 711 76 1ms 30 Apr 2025 233rd b-paul 701 77 2ms 1 Nov 2020 233rd Schmitz48 701 77 2ms 6 May 2022 233rd Sephirem98 701 77 2ms 24 Oct 2023 236th glorpglob 692 78 2ms 5 Feb 2021 236th riccetn 692 78 2ms 7 Jul 2022 236th Smetalo 692 78 2ms 25 Aug 2022 236th janleigh 🇵🇭 692 78 2ms 23 Sep 2023 240th 0xA00 684 79 2ms 3 Dec 2025 First Prev 161–240 of 286 Next Last
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