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 628th jumelet 🇳🇱 902 47 18ms 23 Dec 2022 628th thatbirdguythatuknownot 902 47 19ms 3 Jan 2023 628th MichalMarsalek 🇨🇿 902 47 10ms 23 Feb 2023 628th AlexanderFair 902 47 16ms 15 Jun 2023 628th inventshah 902 47 20ms 18 Jul 2023 628th ListeriaM 902 47 18ms 24 Aug 2023 628th bizy-coder 902 47 16ms 2 Feb 2024 628th BREMAUCY 🇫🇷 902 47 20ms 25 Mar 2024 628th Bulmenisaurus 902 47 24ms 4 Aug 2024 628th voytxt 🇨🇿 902 47 15ms 20 Sep 2024 628th dokutan 902 47 10ms 25 Sep 2024 628th lifthrasiir 🇰🇷 902 47 15ms 20 Nov 2024 628th plcc0 902 47 9ms 6 Mar 2025 628th jipsong 🇩🇪 902 47 9ms 1 Apr 2025 628th KasperKivimaeki 🇫🇮 902 47 17ms 14 May 2025 628th keelimeguy 🇺🇸 902 47 19ms 16 May 2025 628th Flekay 🇩🇪 902 47 20ms 9 Aug 2025 628th janlelis 902 47 16ms 14 Aug 2025 628th snoozingnewt 🇨🇦 902 47 16ms 26 Sep 2025 628th blaztoma 🇱🇹 902 47 21ms 30 Sep 2025 628th Emutis 🇱🇹 902 47 19ms 25 Oct 2025 628th CommandLeo 🇮🇹 902 47 18ms 30 Nov 2025 628th Lv0Sys 🇵🇱 902 47 16ms 2 Dec 2025 664th Steffan153 🇫🇮 902 51 1,233ms 1 Jan 2023 664th neel11235813 902 51 1,279ms 4 Jan 2023 664th MeWhenI 🇻🇦 902 51 1,256ms 8 Jun 2023 664th dokutan 902 51 1,267ms 14 Oct 2024 664th DialFrost 🇸🇬 902 51 1,367ms 9 Mar 2025 664th sean-niemann 🇺🇸 902 51 1,315ms 18 Apr 2025 664th fuzzylojik-golf 🇺🇸 902 51 1,301ms 2 Sep 2025 671st Attero 🇸🇪 902 58 2ms 12 Mar 2020 671st filharmonista 902 58 2ms 13 Mar 2020 671st cywong-amino 🇭🇰 902 58 1ms 30 May 2020 671st nwellnhof 🇩🇪 902 58 2ms 4 Oct 2020 671st primo-ppcg 🇹🇭 902 58 2ms 5 Oct 2020 671st Irratix 🇳🇱 902 58 2ms 9 Oct 2020 671st madex 🇩🇪 902 58 2ms 23 Mar 2021 671st NewDefectus 🇮🇱 902 58 2ms 27 May 2021 671st tsunderu 🇯🇵 902 58 1ms 2 Sep 2021 671st sean-niemann 🇺🇸 902 58 1ms 5 Jan 2022 671st GrayJoKing 🇦🇺 902 58 2ms 9 Feb 2022 671st voytxt 🇨🇿 902 58 2ms 7 Apr 2022 671st emplv 🇱🇻 902 58 1ms 28 Apr 2022 671st prplz 🇦🇺 902 58 2ms 22 May 2022 671st jared-hughes 902 58 2ms 24 Jun 2022 671st MeWhenI 🇻🇦 902 58 1ms 6 Sep 2022 671st Steffan153 🇫🇮 902 58 1ms 26 Dec 2022 671st inventshah 902 58 2ms 26 Jan 2023 671st ovs-code 🇩🇪 902 58 2ms 5 Feb 2023 671st xsot 🇸🇬 902 58 1ms 19 Mar 2023 671st rucin93 🇵🇱 902 58 2ms 21 Jun 2023 671st stefangimmillaro 902 58 2ms 4 Aug 2023 671st ListeriaM 902 58 2ms 24 Aug 2023 671st JohandeRuiter 🇳🇱 902 58 2ms 25 Oct 2023 671st dokutan 902 58 2ms 25 Sep 2024 671st FlyingPenguin223 902 58 1ms 10 Feb 2025 671st kdx2a 902 58 2ms 11 Feb 2025 671st Mukundan314 902 58 1ms 26 Apr 2025 671st fuzzylojik-golf 🇺🇸 902 58 2ms 28 Jun 2025 671st Yax42 🇫🇷 902 58 2ms 9 Oct 2025 671st ApoChagi 902 58 1ms 14 Oct 2025 671st Babafaba 902 58 1ms 15 Oct 2025 671st 09cf 902 58 2ms 25 Nov 2025 704th sean-niemann 🇺🇸 901 38 68ms 14 Sep 2023 704th blaztoma 🇱🇹 901 38 82ms 2 Nov 2025 706th arjanadriaanse 🇳🇱 901 52 121ms 1 Jan 2022 707th retrohun 900 46 1ms 16 Jun 2024 708th Shanethegamer 🇺🇸 900 79 54ms 12 Jan 2022 708th Yewzir 🇧🇪 900 79 54ms 9 Dec 2023 708th oceko 900 79 62ms 19 Feb 2024 708th CaedenHarper 🇨🇦 900 79 57ms 1 Feb 2025 708th yanjs 900 79 409ms 10 Jul 2025 708th AutumnWind75 900 79 410ms 10 Dec 2025 714th MeWhenI 🇻🇦 899 54 118ms 15 Oct 2022 714th Yax42 🇫🇷 899 54 101ms 5 Oct 2025 716th AlephSquirrel 899 60 5ms 13 Mar 2023 716th Lydxn 🇨🇦 899 60 15ms 31 Jan 2025 716th edsrzf 🇳🇿 899 60 14ms 25 days ago 719th JayXon 🇺🇸 899 69 25ms 17 Apr 2022 720th billings7 🇬🇧 898 63 320ms 21 Nov 2021 First Prev 641–720 of 4,779 Next Last