Leap Years in all languages 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 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 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 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 Lily 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 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 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 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 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 481st Lydxn 🇨🇦 918 41 1ms 8 Oct 2023 481st Steffan153 🇫🇮 918 41 1ms 10 Oct 2023 481st MeWhenI 🇻🇦 918 41 2ms 18 Aug 2024 484th Attero 🇸🇪 918 46 1ms 9 May 2020 484th Waffle3z 918 46 2ms 11 Jul 2021 484th GrayJoKing 🇦🇺 918 46 2ms 9 Feb 2022 484th jared-hughes 918 46 1ms 10 Mar 2022 484th MeWhenI 🇻🇦 918 46 1ms 31 Dec 2022 484th b10011 🇫🇮 918 46 2ms 5 Jan 2023 484th sean-niemann 🇺🇸 918 46 1ms 12 Jan 2023 484th DialFrost 🇸🇬 918 46 2ms 8 Nov 2023 484th dokutan 918 46 1ms 25 Sep 2024 484th FlyingPenguin223 918 46 1ms 17 Dec 2024 484th edsrzf 🇳🇿 918 46 2ms 14 Dec 2025 484th Steffan153 🇫🇮 918 46 2ms 2 days ago 496th primo-ppcg 🇹🇭 917 87 306ms 2 May 2020 497th DialFrost 🇸🇬 916 28 278ms 14 Dec 2025 498th GrayJoKing 🇦🇺 916 53 147ms 18 Oct 2022 499th voytxt 🇨🇿 916 68 477ms 25 Sep 2025 499th ScottHamper 916 68 479ms 30 Nov 2025 501st Lydxn 🇨🇦 915 55 4ms 16 Jul 2023 502nd rambox11 914 44 10ms 20 Dec 2018 502nd skps2010 914 44 9ms 4 Jan 2019 502nd obarakon 914 44 10ms 9 Jan 2019 502nd elisherer 🇮🇱 914 44 9ms 28 Mar 2019 502nd goldenice 914 44 9ms 4 Apr 2019 502nd user189032 914 44 9ms 29 May 2019 502nd marcin7Cd 914 44 9ms 13 Mar 2020 502nd ondras 914 44 10ms 3 May 2020 502nd daisy-lau 914 44 11ms 20 May 2020 502nd efgen 914 44 9ms 12 Jun 2020 502nd itsh01 914 44 10ms 15 Jul 2020 502nd thisishowmymindworks 🇳🇴 914 44 9ms 20 Jul 2020 502nd ToriTheChicken 914 44 11ms 21 Jul 2020 502nd ehouais 914 44 9ms 23 Aug 2020 502nd Athe81 914 44 9ms 30 Oct 2020 502nd jn-lp 🇺🇦 914 44 9ms 1 Nov 2020 502nd pandapawskat 914 44 9ms 3 Dec 2020 502nd boxjelly 914 44 9ms 14 Feb 2021 502nd blader0x 914 44 9ms 28 Mar 2021 502nd heypwesto 🇳🇿 914 44 9ms 20 Apr 2021 502nd Shanethegamer 🇺🇸 914 44 10ms 22 May 2021 502nd Natanaelel 🇸🇪 914 44 9ms 1 Oct 2021 502nd alex-oser 🇲🇰 914 44 9ms 5 Oct 2021 502nd igmcdowell 914 44 10ms 25 Nov 2021 502nd shellbertt 🇨🇦 914 44 10ms 3 Dec 2021 502nd ZakkkkAttackkkk 🇵🇭 914 44 11ms 17 Dec 2021 502nd fitzdotlol 🇺🇸 914 44 10ms 8 Mar 2022 502nd vincens2005 🇺🇸 914 44 9ms 30 Mar 2022 502nd otubby 914 44 9ms 30 Mar 2022 502nd NathanGabrielson 914 44 10ms 30 Mar 2022 502nd inverseLorentz 🇦🇺 914 44 10ms 28 Jun 2022 502nd two-bad 🇬🇧 914 44 9ms 5 Jul 2022 502nd aksyristos 914 44 11ms 28 Oct 2022 502nd scpchicken 🇵🇼 914 44 10ms 22 Feb 2023 502nd Kesefon 914 44 9ms 25 Apr 2023 502nd dteague3989 914 44 9ms 27 May 2023 502nd unfinishedprogram 914 44 9ms 4 Jul 2023 502nd Davr1 🇨🇿 914 44 9ms 15 Oct 2023 502nd Yewzir 🇧🇪 914 44 11ms 15 Oct 2023 502nd dylanarmstrong 914 44 9ms 22 Jan 2024 502nd hacker112 🇸🇪 914 44 10ms 22 Jun 2024 502nd GrayJoKing 🇦🇺 914 44 122ms 3 Aug 2024 502nd lukegustafson 🇺🇸 914 44 137ms 8 Aug 2024 502nd DialFrost 🇸🇬 914 44 132ms 8 Aug 2024 502nd sean-niemann 🇺🇸 914 44 129ms 8 Aug 2024 502nd voytxt 🇨🇿 914 44 129ms 8 Aug 2024 502nd Steffan153 🇫🇮 914 44 124ms 8 Aug 2024 502nd rucin93 🇵🇱 914 44 120ms 9 Aug 2024 502nd piano-miles 914 44 10ms 6 Sep 2024 502nd kovdmm 914 44 9ms 13 Oct 2024 502nd CaedenHarper 🇨🇦 914 44 9ms 22 Oct 2024 502nd emplv 🇱🇻 914 44 129ms 29 Oct 2024 502nd XenThe 🇬🇧 914 44 10ms 7 Jun 2025 502nd olleicua 🇺🇸 914 44 9ms 13 Aug 2025 502nd LordSir101 914 44 9ms 18 Aug 2025 502nd Elkfoot2 914 44 9ms 10 Jan 2026 502nd bac0id 914 44 9ms 17 days ago 502nd JOrE20 🇺🇸 914 44 9ms 2 days ago 560th GolfingSuccess 🇬🇷 913 23 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