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 Continued Fractions 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 Gray Code Decoder Gray Code Encoder 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 Multitap Input 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 Alphabetic Numbers Apéry’s Constant Binary Lambda Calculus Connect Four Crossword CSS Colors (Inverse) CSS Grid Ellipse Perimeters Flags Floyd-Steinberg Dithering Hexagonal Spiral Highly Composite Numbers NFA Simulator Numbrix Odd Polyomino Tiling p-adic Expansion Polygon Triangulations QR Encoder Quadratic Formula Rectangle Fill Semiprime Numbers Smooth Numbers Snake Sphenic Numbers Taxicab Numbers Turtle Tutorial All Languages ><> ALGOL 68 ArkScript 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 APL Arturo Befunge BQN CJam CoffeeScript Egel Fennel Harbour Hare Haxe Hush Hy iogii Knight Lily Luau Odin Picat Qore Racket Rebol Rexx Scala Squirrel Stax Uiua Umka Vala Vyxal Bytes Chars Scoring Bytes Chars Language All ><> ALGOL 68 ArkScript 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 APL Arturo Befunge BQN CJam CoffeeScript Egel Fennel Harbour Hare Haxe Hush Hy iogii Knight Lily 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 Continued Fractions 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 Gray Code Decoder Gray Code Encoder 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 Multitap Input 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 Alphabetic Numbers Apéry’s Constant Binary Lambda Calculus Connect Four Crossword CSS Colors (Inverse) CSS Grid Ellipse Perimeters Flags Floyd-Steinberg Dithering Hexagonal Spiral Highly Composite Numbers NFA Simulator Numbrix Odd Polyomino Tiling p-adic Expansion Polygon Triangulations QR Encoder Quadratic Formula Rectangle Fill Semiprime Numbers Smooth Numbers Snake Sphenic Numbers Taxicab Numbers Turtle Tutorial # Golfer Points Bytes Time Submitted 239th Sephirem98 701 77 2ms 24 Oct 2023 242nd logancammish2 692 78 2ms 5 Feb 2021 242nd riccetn 692 78 1ms 7 Jul 2022 242nd Smetalo 692 78 2ms 25 Aug 2022 242nd janleigh 🇵🇭 692 78 1ms 23 Sep 2023 246th 0xA00 684 79 2ms 3 Dec 2025 247th osmith93 675 80 1ms 28 Mar 2019 247th aazuspan 675 80 1ms 3 May 2022 249th kmcomer 667 81 1ms 22 Feb 2022 250th funnsam 🇭🇰 659 82 2ms 12 Jun 2023 251st narad-muni 🇮🇳 651 83 1ms 14 May 2022 251st BpbjsGreen 🇨🇳 651 83 2ms 7 Jul 2024 253rd islonely 635 85 1ms 26 Apr 2019 253rd TrAyZeN 635 85 1ms 19 Aug 2019 255th Rambso 628 86 1ms 10 Oct 2024 256th niranjan09 621 87 2ms 10 Jul 2020 256th StronkCheese 🇺🇸 621 87 1ms 4 Feb 2023 258th generot 🇧🇬 600 90 2ms 13 Mar 2020 259th oschmidh 593 91 1ms 18 Nov 2020 260th tik25 587 92 1ms 28 Mar 2024 261st sbr075 581 93 1ms 7 Dec 2021 261st dillon-duncando 581 93 2ms 24 Dec 2021 261st Kasci 581 93 1ms 28 Dec 2021 261st sm1lko 581 93 1ms 7 Dec 2022 261st flekAI 581 93 2ms 14 hours ago 266th danielb7390 574 94 2ms 9 Mar 2022 267th mamalakic 568 95 2ms 7 Mar 2023 268th JacobStanleyJones 563 96 2ms 5 Sep 2021 269th ottsco7697 557 97 1ms 23 Jun 2019 269th fullerlee 557 97 1ms 18 Nov 2020 269th jaxmattfair 🇺🇸 557 97 1ms 15 Jan 2023 272nd Bananapants22 551 98 2ms 20 Aug 2022 273rd GnotAGnelf 545 99 2ms 24 Nov 2020 273rd atazzam 🇺🇸 545 99 2ms 17 Aug 2022 273rd muser-logiccpu 🇺🇦 545 99 2ms 21 Aug 2025 276th Pyro569 540 100 1ms 30 Jul 2023 277th arjun6736 🇮🇳 514 105 1ms 14 Nov 2023 278th shagunsingh30 505 107 2ms 2 Apr 2022 278th mosabhai77 505 107 2ms 2 Apr 2022 280th 5ug4md 495 109 2ms 13 Feb 2023 281st s-gannon 466 116 2ms 21 Nov 2021 282nd AshishAntil07 462 117 2ms 10 Oct 2022 283rd milliorn 406 133 2ms 1 Mar 2020 284th alabhyajindal 388 139 2ms 3 Apr 2025 285th WatMan77 367 147 2ms 19 Apr 2023 286th kevinnaviapaiva 290 186 2ms 28 Feb 2025 287th adcpetechsoft 251 215 2ms 5 Mar 2025 288th DrProfPatPending 249 217 2ms 29 Jun 2019 289th sMau25 178 303 1ms 18 Sep 2020 290th MrBelg 148 364 2ms 10 Jan 2024 291st Haksell 🇦🇶 72 746 1ms 28 Feb 2023 292nd mokymok 🇺🇸 60 893 1ms 10 Nov 2021 293rd KatieLG-Transpiler 🇬🇧 60 895 1ms 23 Jun 2022 294th jusaka 59 917 2ms 3 days ago First Prev 241–294 of 294