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 73rd Adix-null 🇱🇹 881 67 419ms 6 Jun 2023 73rd rifatx 881 67 380ms 9 Jul 2024 73rd Bubblesphere 881 67 418ms 24 Dec 2024 73rd CaedenHarper 🇨🇦 881 67 395ms 1 Feb 2025 73rd Mikey-Beep 🇬🇧 881 67 422ms 23 Jul 2025 73rd tomh1012 881 67 432ms 3 Dec 2025 73rd michelebastione 🇮🇹 881 67 379ms 7 Jan 2026 73rd mwarvik 🇳🇴 881 67 416ms 7 Jan 2026 73rd bilal2709 881 67 429ms 20 Jan 2026 90th hklemp 🇩🇪 868 68 438ms 21 Nov 2021 90th Re-Adventures 🇮🇳 868 68 427ms 15 Feb 2022 90th malworthy 868 68 415ms 17 Oct 2023 90th snoozingnewt 🇨🇦 868 68 428ms 4 Oct 2025 90th kasarino 868 68 429ms 17 Mar 2026 95th muztanger 855 69 413ms 21 Nov 2021 95th tdkkdt 🇷🇺 855 69 423ms 21 Nov 2021 95th ericlangedijk 🇸🇮 855 69 415ms 19 Mar 2022 95th hacktick 855 69 401ms 22 Mar 2022 95th RandGuy 855 69 408ms 1 Apr 2022 95th arctouch-cristiannevianna 855 69 412ms 21 Jun 2023 101st DonForse 843 70 408ms 21 Nov 2021 101st jahakari 843 70 412ms 21 Nov 2021 101st Trickermand 843 70 389ms 21 Nov 2021 101st ChrisTheisen 843 70 419ms 12 Dec 2022 101st StronkCheese 🇺🇸 843 70 397ms 4 Feb 2023 101st TimJackMaster 843 70 407ms 16 Feb 2023 101st Sora1248 🇩🇪 843 70 425ms 19 Feb 2023 101st 1231234md5 🇨🇳 843 70 417ms 11 Dec 2023 109th Cbrt74088 831 71 398ms 21 Nov 2021 109th mandm-pt 831 71 406ms 21 Nov 2021 109th bschorno 831 71 409ms 3 Aug 2022 109th kkoenig 831 71 409ms 22 Dec 2023 109th amazingalek 🇳🇴 831 71 413ms 8 Jan 2026 114th c0d3-4-F00d 🇩🇪 819 72 417ms 21 Nov 2021 114th grabthefish 819 72 410ms 21 Nov 2021 114th shellbertt 🇨🇦 819 72 427ms 2 Dec 2021 114th hippopotam00sehead 🇨🇦 819 72 409ms 11 Sep 2024 118th afgarciam 808 73 405ms 21 Nov 2021 118th bac0id 808 73 427ms 21 Nov 2021 118th meesterturner 808 73 438ms 21 Nov 2021 118th TheMickeyMouse 808 73 438ms 21 Nov 2021 118th qpooqp 808 73 393ms 21 Nov 2021 118th gpikmddk 808 73 406ms 12 Aug 2022 124th Adelzu 797 74 417ms 21 Nov 2021 124th bdawgert 797 74 422ms 21 Nov 2021 124th MarkStockwellZA 797 74 385ms 4 Jan 2022 124th rolandbogdan 797 74 407ms 28 Jul 2022 124th Alex-Huggett 🇬🇧 797 74 410ms 13 Apr 2024 129th jsermini2 787 75 412ms 21 Nov 2021 129th pikti 787 75 422ms 21 Nov 2021 129th ertz1ertz 787 75 408ms 12 Jul 2024 132nd mort607e 776 76 448ms 21 Nov 2021 132nd pandapawskat 776 76 396ms 21 Nov 2021 132nd Skleni 776 76 429ms 29 Mar 2023 135th Smetalo 766 77 401ms 25 Aug 2022 136th Hankinabag 756 78 407ms 21 Nov 2021 136th HassanAliKadhem 🇧🇭 756 78 411ms 16 Jan 2022 138th arndta 747 79 426ms 21 Nov 2021 138th Maximizer02 747 79 432ms 18 Oct 2023 140th jwalaszek 738 80 422ms 21 Nov 2021 140th Emilioso007 738 80 396ms 28 Dec 2025 142nd ms-tingliang 728 81 434ms 5 Aug 2022 143rd sm1lko 694 85 402ms 12 Oct 2022 144th danmunozmunoz 🇪🇸 608 97 441ms 24 Nov 2022 145th JacobStanleyJones 596 99 410ms 21 Nov 2021 145th Xwilarg 🇫🇷 596 99 435ms 21 Nov 2021 145th artisiole 🇺🇸 596 99 419ms 4 Mar 2022 148th Jennifervl 🇸🇪 573 103 386ms 11 Dec 2021 149th HumanEquivalentUnit 567 104 437ms 28 Dec 2021 150th nickdevore 557 106 405ms 21 Nov 2021 151st flekAI 551 107 423ms 3 days ago 152nd horvaro 532 111 419ms 15 Jun 2023 153rd liorksh 522 113 422ms 21 Nov 2021 154th RobertEves92 🇬🇧 504 117 418ms 15 May 2024 155th Cool-Ari 496 119 412ms 7 Aug 2022 156th Pyro569 488 121 397ms 20 Jul 2023 157th hdformat 454 130 414ms 21 Nov 2021 158th kevinnaviapaiva 404 146 407ms 28 Feb 2025 159th JoSpaghettiMan 399 148 401ms 2 Oct 2025 160th Philipuss1 378 156 397ms 21 Nov 2021 First Prev 81–160 of 166 Next Last