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 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 398th Alex-x90 🇺🇸 924 77 58ms 19 Feb 2023 398th roupiq 🇵🇱 924 77 60ms 17 Nov 2023 398th ovs-code 🇩🇪 924 77 64ms 3 Jun 2024 398th tailorspy 924 77 52ms 23 Sep 2024 398th luuumine 🇫🇷 924 77 56ms 16 Nov 2025 406th Steffan153 🇫🇮 923 55 7ms 13 Jul 2024 406th sean-niemann 🇺🇸 923 55 6ms 23 Jun 2025 406th kg583 🇺🇸 923 55 6ms 21 Aug 2025 409th m-tkach 🇺🇦 923 71 2ms 14 Jun 2025 410th xsot 🇸🇬 922 46 15ms 25 Nov 2019 410th primo-ppcg 🇹🇭 922 46 9ms 27 Nov 2019 410th dlenski 922 46 16ms 11 Mar 2020 410th marcin7Cd 922 46 9ms 15 Mar 2020 410th jmhowl 922 46 15ms 20 Mar 2020 410th lenabradley 922 46 16ms 20 Mar 2020 410th loserface69 922 46 16ms 19 May 2020 410th LlamaLad7 🇬🇧 922 46 16ms 19 May 2020 410th hallvabo 🇳🇴 922 46 15ms 7 Nov 2020 410th nwellnhof 🇩🇪 922 46 16ms 1 Jan 2021 410th HETHAT 🇩🇿 922 46 16ms 2 Mar 2021 410th lynn 922 46 16ms 26 Mar 2021 410th GrayJoKing 🇦🇺 922 46 9ms 3 Apr 2021 410th kops-cg 922 46 9ms 6 Apr 2021 410th m-tkach 🇺🇦 922 46 15ms 5 Jun 2021 410th orthoplex 🇨🇽 922 46 10ms 13 Jan 2022 410th jared-hughes 922 46 9ms 10 Mar 2022 410th bricknellj 922 46 15ms 2 Jun 2022 410th MeWhenI 🇻🇦 922 46 10ms 10 Oct 2022 410th ovs-code 🇩🇪 922 46 15ms 27 Nov 2022 410th AlephSquirrel 922 46 11ms 26 Dec 2022 410th neel11235813 922 46 9ms 3 Jan 2023 410th b10011 🇫🇮 922 46 9ms 3 Jan 2023 410th DialFrost 🇸🇬 922 46 11ms 20 Oct 2023 410th ndren 922 46 16ms 19 Nov 2023 410th davecame 922 46 16ms 11 Dec 2023 410th rucin93 🇵🇱 922 46 10ms 19 Jan 2024 410th Grrisly 922 46 15ms 27 Mar 2024 410th b-illy 🇬🇧 922 46 16ms 18 Jul 2024 410th zach333 922 46 9ms 20 Jul 2024 410th zacjl 922 46 15ms 20 Sep 2024 410th FlyingPenguin223 922 46 9ms 17 Dec 2024 410th Mukundan314 922 46 16ms 25 Apr 2025 410th fuzzylojik-golf 🇺🇸 922 46 15ms 28 Jun 2025 410th CaedenHarper 🇨🇦 922 46 11ms 24 Jul 2025 410th qpwoeirut 922 46 9ms 24 Aug 2025 410th Babafaba 922 46 16ms 13 Oct 2025 410th 09cf 922 46 18ms 25 Nov 2025 410th ryyyn 🇺🇸 922 46 9ms 4 Dec 2025 410th edsrzf 🇳🇿 922 46 15ms 18 days ago 450th xsot 🇸🇬 922 48 5ms 13 Apr 2024 450th sean-niemann 🇺🇸 922 48 5ms 16 Jul 2024 450th Steffan153 🇫🇮 922 48 5ms 20 Jul 2024 453rd Lydxn 🇨🇦 922 68 464ms 27 Feb 2022 453rd sean-niemann 🇺🇸 922 68 472ms 28 Feb 2022 453rd JayXon 🇺🇸 922 68 443ms 28 Feb 2022 453rd GrayJoKing 🇦🇺 922 68 475ms 28 Feb 2022 453rd MeWhenI 🇻🇦 922 68 447ms 10 Oct 2022 453rd ovs-code 🇩🇪 922 68 439ms 31 Dec 2022 453rd Steffan153 🇫🇮 922 68 461ms 1 Jan 2023 453rd DialFrost 🇸🇬 922 68 457ms 8 Nov 2023 453rd dokutan 922 68 432ms 27 Sep 2025 462nd GrayJoKing 🇦🇺 921 44 5ms 31 Jan 2025 463rd DialFrost 🇸🇬 920 36 3ms 11 Aug 2024 463rd Steffan153 🇫🇮 920 36 4ms 11 Aug 2024 463rd MeWhenI 🇻🇦 920 36 3ms 12 Aug 2024 463rd sean-niemann 🇺🇸 920 36 3ms 13 Aug 2024 463rd GrayJoKing 🇦🇺 920 36 3ms 26 Aug 2024 463rd lynn 920 36 3ms 21 Dec 2024 469th primo-ppcg 🇹🇭 920 45 1ms 7 Nov 2022 469th xsot 🇸🇬 920 45 2ms 18 Mar 2024 471st JayXon 🇺🇸 919 45 106ms 5 Sep 2023 471st primo-ppcg 🇹🇭 919 45 98ms 6 Sep 2023 473rd olivermrose 🇺🇸 919 51 118ms 23 Aug 2021 474th Lydxn 🇨🇦 918 41 1ms 8 Oct 2023 474th Steffan153 🇫🇮 918 41 1ms 10 Oct 2023 474th MeWhenI 🇻🇦 918 41 2ms 18 Aug 2024 477th Attero 🇸🇪 918 46 1ms 9 May 2020 477th Waffle3z 918 46 2ms 11 Jul 2021 477th GrayJoKing 🇦🇺 918 46 2ms 9 Feb 2022 477th jared-hughes 918 46 1ms 10 Mar 2022 First Prev 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