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 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 Gray Code Decoder Gray Code Encoder Hexagonal Spiral Highly Composite Numbers 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 ><> ALGOL 68 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 ArkScript 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 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 ArkScript 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 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 Gray Code Decoder Gray Code Encoder Hexagonal Spiral Highly Composite Numbers 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 1st JayXon 🇺🇸 1,000 59 414ms 21 Nov 2021 1st Lydxn 🇨🇦 1,000 59 375ms 21 Nov 2021 1st lynn 1,000 59 371ms 21 Nov 2021 1st primo-ppcg 🇹🇭 1,000 59 370ms 21 Nov 2021 1st btnlq 1,000 59 363ms 22 Dec 2021 6th Yax42 🇫🇷 983 60 369ms 31 May 2025 7th Attero 🇸🇪 967 61 374ms 21 Nov 2021 7th nwellnhof 🇩🇪 967 61 387ms 21 Nov 2021 7th sean-niemann 🇺🇸 967 61 373ms 21 Nov 2021 7th tomtheisen 🇺🇸 967 61 411ms 21 Nov 2021 7th MeWhenI 🇻🇦 967 61 371ms 10 Oct 2022 7th Steffan153 🇫🇮 967 61 480ms 1 Jan 2023 7th stefangimmillaro 967 61 390ms 4 Aug 2023 7th DialFrost 🇸🇬 967 61 420ms 8 Nov 2023 7th namelessiw 967 61 351ms 11 Jul 2024 7th dokutan 967 61 420ms 25 Sep 2024 7th pardouin 🇫🇷 967 61 394ms 26 Sep 2024 7th b-illy 🇬🇧 967 61 397ms 21 Jan 2025 7th fuzzylojik-golf 🇺🇸 967 61 432ms 28 Jun 2025 7th edsrzf 🇳🇿 967 61 465ms 21 Dec 2025 21st initram 952 62 361ms 21 Nov 2021 21st janbehrens 🇩🇪 952 62 371ms 21 Nov 2021 21st jmhowl 952 62 381ms 21 Nov 2021 21st ScottHamper 952 62 360ms 21 Nov 2021 21st Irratix 🇳🇱 952 62 362ms 13 Dec 2021 21st simon-biber 952 62 346ms 7 Feb 2022 21st annaproxy 952 62 412ms 15 Mar 2022 21st voytxt 🇨🇿 952 62 377ms 7 Apr 2022 21st logicolor 952 62 367ms 27 Apr 2022 21st Gaddy 🇫🇷 952 62 370ms 2 May 2022 21st Romain-1 🇫🇷 952 62 346ms 3 May 2022 21st AdrienHache 🇫🇷 952 62 412ms 6 Jun 2023 21st jwonagel 952 62 379ms 25 Sep 2023 21st Babafaba 952 62 370ms 15 Oct 2025 35th billings7 🇬🇧 937 63 367ms 21 Nov 2021 35th ChristophHornung 937 63 378ms 21 Nov 2021 35th KatieLG 🇬🇧 937 63 365ms 17 Oct 2022 38th daniel-skalik 🇨🇿 922 64 364ms 21 Nov 2021 38th fleischa 922 64 368ms 21 Nov 2021 38th Kloppermand 🇩🇰 922 64 349ms 21 Nov 2021 38th p-vf 🇨🇭 922 64 377ms 21 Nov 2021 38th raphaelimahorn 922 64 381ms 21 Nov 2021 38th revlayle 🇺🇸 922 64 361ms 21 Nov 2021 38th roavin 922 64 359ms 5 Jul 2022 38th dteague3989 922 64 376ms 26 May 2023 38th Decrare 922 64 364ms 12 Sep 2025 38th Andrey2001 922 64 439ms 26 Nov 2025 48th Shanethegamer 🇺🇸 908 65 348ms 21 Nov 2021 48th AdrialaD 908 65 379ms 21 Nov 2021 48th aliakseikalosha 908 65 382ms 21 Nov 2021 48th Dersei 908 65 375ms 21 Nov 2021 48th eldritchconundrum 908 65 369ms 21 Nov 2021 48th Meowsan91 🇨🇿 908 65 368ms 21 Nov 2021 48th petroselo 908 65 367ms 21 Nov 2021 48th FrederikHutfless 🇩🇪 908 65 383ms 12 Jan 2023 48th Yewzir 🇧🇪 908 65 369ms 7 Feb 2024 48th HumanoidCPU 908 65 370ms 19 Feb 2024 48th albanian-laundromat 908 65 373ms 28 Aug 2025 48th bpharaldsson 908 65 449ms 5 Feb 2026 60th Alikont 894 66 364ms 21 Nov 2021 60th Jeffreyvde 894 66 365ms 21 Nov 2021 60th Rens-br 894 66 374ms 21 Nov 2021 60th Rhexis 894 66 370ms 21 Nov 2021 60th KrausRaus 🇺🇸 894 66 389ms 15 Dec 2021 60th hamhub7 894 66 385ms 3 Aug 2022 60th Betuaredead 894 66 364ms 4 Jan 2023 60th msbranicky 894 66 368ms 6 Jul 2023 60th josephdwalker 894 66 377ms 14 Nov 2023 60th JDiLenarda 🇫🇷 894 66 360ms 14 Nov 2023 60th ElysiaVesper 894 66 368ms 15 Nov 2023 60th codewrite 🇬🇧 894 66 361ms 9 Jul 2025 72nd thisishowmymindworks 🇳🇴 881 67 379ms 21 Nov 2021 72nd ToriTheChicken 881 67 377ms 21 Nov 2021 72nd najs91 881 67 413ms 23 Nov 2021 72nd Seanharrs 🇦🇺 881 67 392ms 3 Dec 2021 72nd postie77 881 67 376ms 17 Nov 2022 72nd astdefu 881 67 364ms 10 Dec 2022 72nd dorschmeister 881 67 370ms 18 May 2023 72nd Matgc04 881 67 367ms 20 May 2023 72nd Adix-null 🇱🇹 881 67 384ms 6 Jun 2023 1–80 of 161 Next Last