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 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 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 631st GrayJoKing 🇦🇺 903 58 2ms 9 Feb 2022 631st voytxt 🇨🇿 903 58 2ms 7 Apr 2022 631st emplv 🇱🇻 903 58 1ms 28 Apr 2022 631st prplz 🇦🇺 903 58 2ms 22 May 2022 631st jared-hughes 903 58 2ms 24 Jun 2022 631st MeWhenI 🇻🇦 903 58 1ms 6 Sep 2022 631st Steffan153 🇫🇮 903 58 1ms 26 Dec 2022 631st inventshah 903 58 2ms 26 Jan 2023 631st ovs-code 🇩🇪 903 58 2ms 5 Feb 2023 631st xsot 🇸🇬 903 58 1ms 19 Mar 2023 631st rucin93 🇵🇱 903 58 2ms 21 Jun 2023 631st stefangimmillaro 903 58 2ms 4 Aug 2023 631st ListeriaM 903 58 2ms 24 Aug 2023 631st JohandeRuiter 🇳🇱 903 58 2ms 25 Oct 2023 631st dokutan 903 58 2ms 25 Sep 2024 631st FlyingPenguin223 903 58 1ms 10 Feb 2025 631st kdx2a 903 58 2ms 11 Feb 2025 631st Mukundan314 903 58 1ms 26 Apr 2025 631st fuzzylojik-golf 🇺🇸 903 58 2ms 28 Jun 2025 631st Yax42 🇫🇷 903 58 2ms 9 Oct 2025 631st ApoChagi 903 58 1ms 14 Oct 2025 631st Babafaba 903 58 1ms 15 Oct 2025 631st 09cf 903 58 2ms 25 Nov 2025 664th tjtnorton 902 47 15ms 28 Mar 2019 664th daedals 902 47 20ms 21 Apr 2019 664th handisb 902 47 15ms 5 Sep 2019 664th andersk 🇺🇸 902 47 16ms 20 Mar 2020 664th Attero 🇸🇪 902 47 10ms 9 May 2020 664th neihousaigaai 902 47 15ms 8 May 2021 664th Waffle3z 902 47 16ms 14 Jul 2021 664th janbehrens 🇩🇪 902 47 15ms 21 Oct 2021 664th annaproxy 902 47 15ms 13 Dec 2021 664th pxeger 🇬🇧 902 47 16ms 16 Feb 2022 664th sisyphus-ppcg 🇦🇺 902 47 15ms 19 Feb 2022 664th shellbertt 🇨🇦 902 47 16ms 2 May 2022 664th mrnomm 902 47 15ms 24 Aug 2022 664th jumelet 🇳🇱 902 47 18ms 23 Dec 2022 664th thatbirdguythatuknownot 902 47 19ms 3 Jan 2023 664th MichalMarsalek 🇨🇿 902 47 10ms 23 Feb 2023 664th AlexanderFair 902 47 16ms 15 Jun 2023 664th inventshah 902 47 20ms 18 Jul 2023 664th ListeriaM 902 47 18ms 24 Aug 2023 664th bizy-coder 902 47 16ms 2 Feb 2024 664th BREMAUCY 🇫🇷 902 47 20ms 25 Mar 2024 664th Bulmenisaurus 902 47 24ms 4 Aug 2024 664th voytxt 🇨🇿 902 47 15ms 20 Sep 2024 664th dokutan 902 47 10ms 25 Sep 2024 664th lifthrasiir 🇰🇷 902 47 15ms 20 Nov 2024 664th plcc0 902 47 9ms 6 Mar 2025 664th jipsong 🇩🇪 902 47 9ms 1 Apr 2025 664th KasperKivimaeki 🇫🇮 902 47 17ms 14 May 2025 664th keelimeguy 🇺🇸 902 47 19ms 16 May 2025 664th Flekay 🇩🇪 902 47 20ms 9 Aug 2025 664th janlelis 902 47 16ms 14 Aug 2025 664th snoozingnewt 🇨🇦 902 47 16ms 26 Sep 2025 664th Emutis 🇱🇹 902 47 19ms 25 Oct 2025 664th CommandLeo 🇮🇹 902 47 18ms 30 Nov 2025 664th Lv0Sys 🇵🇱 902 47 16ms 2 Dec 2025 699th Steffan153 🇫🇮 902 51 1,388ms 1 Jan 2023 699th neel11235813 902 51 1,463ms 4 Jan 2023 699th MeWhenI 🇻🇦 902 51 1,419ms 8 Jun 2023 699th dokutan 902 51 1,376ms 14 Oct 2024 699th DialFrost 🇸🇬 902 51 1,428ms 9 Mar 2025 699th sean-niemann 🇺🇸 902 51 1,308ms 18 Apr 2025 699th fuzzylojik-golf 🇺🇸 902 51 1,362ms 2 Sep 2025 706th sean-niemann 🇺🇸 901 38 68ms 14 Sep 2023 706th blaztoma 🇱🇹 901 38 82ms 2 Nov 2025 708th arjanadriaanse 🇳🇱 901 52 121ms 1 Jan 2022 709th retrohun 900 46 1ms 16 Jun 2024 710th Shanethegamer 🇺🇸 900 79 54ms 12 Jan 2022 710th Yewzir 🇧🇪 900 79 54ms 9 Dec 2023 710th oceko 900 79 57ms 19 Feb 2024 710th CaedenHarper 🇨🇦 900 79 57ms 1 Feb 2025 710th yanjs 900 79 400ms 10 Jul 2025 710th AutumnWind75 900 79 410ms 10 Dec 2025 710th bac0id 900 79 57ms 4 days ago 717th MeWhenI 🇻🇦 899 54 108ms 15 Oct 2022 717th Yax42 🇫🇷 899 54 101ms 5 Oct 2025 719th AlephSquirrel 899 60 5ms 13 Mar 2023 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