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 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 Calendar 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 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 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 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 Calendar 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 596th GrayJoKing 🇦🇺 907 44 394ms 18 Jan 2024 596th rucin93 🇵🇱 907 44 371ms 21 Jan 2024 596th pardouin 🇫🇷 907 44 396ms 23 Jun 2024 596th CornerMercury 🇬🇧 907 44 343ms 13 Oct 2025 605th 2bular 906 30 32ms 7 Nov 2025 606th stefangimmillaro 906 88 276ms 4 Aug 2023 606th Steffan153 🇫🇮 906 88 281ms 3 Aug 2024 606th sean-niemann 🇺🇸 906 88 267ms 25 Mar 2025 609th Shanethegamer 🇺🇸 905 61 41ms 13 Feb 2025 609th edsrzf 🇳🇿 905 61 41ms 19 Aug 2025 611th canissimia 🇦🇶 905 179 1ms 11 Sep 2021 612th emplv 🇱🇻 904 49 4ms 15 Apr 2021 612th janbehrens 🇩🇪 904 49 4ms 22 May 2021 612th JayXon 🇺🇸 904 49 4ms 26 Aug 2021 612th rucin93 🇵🇱 904 49 5ms 3 Dec 2021 612th GrayJoKing 🇦🇺 904 49 5ms 9 Feb 2022 612th voytxt 🇨🇿 904 49 5ms 16 May 2022 612th MeWhenI 🇻🇦 904 49 4ms 28 May 2023 612th stefangimmillaro 904 49 6ms 22 Aug 2023 612th Argeento 🇵🇱 904 49 4ms 25 Aug 2023 612th DialFrost 🇸🇬 904 49 4ms 8 Nov 2023 612th Shanethegamer 🇺🇸 904 49 4ms 9 Jan 2024 623rd tjtnorton 902 47 15ms 28 Mar 2019 623rd daedals 902 47 20ms 21 Apr 2019 623rd handisb 902 47 15ms 5 Sep 2019 623rd andersk 🇺🇸 902 47 16ms 20 Mar 2020 623rd Attero 🇸🇪 902 47 10ms 9 May 2020 623rd neihousaigaai 902 47 15ms 8 May 2021 623rd Waffle3z 902 47 16ms 14 Jul 2021 623rd janbehrens 🇩🇪 902 47 15ms 21 Oct 2021 623rd annaproxy 902 47 15ms 13 Dec 2021 623rd pxeger 🇬🇧 902 47 16ms 16 Feb 2022 623rd sisyphus-ppcg 🇦🇺 902 47 15ms 19 Feb 2022 623rd shellbertt 🇨🇦 902 47 16ms 2 May 2022 623rd mrnomm 902 47 15ms 24 Aug 2022 623rd jumelet 🇳🇱 902 47 18ms 23 Dec 2022 623rd thatbirdguythatuknownot 902 47 19ms 3 Jan 2023 623rd MichalMarsalek 🇨🇿 902 47 10ms 23 Feb 2023 623rd AlexanderFair 902 47 16ms 15 Jun 2023 623rd inventshah 902 47 20ms 18 Jul 2023 623rd ListeriaM 902 47 18ms 24 Aug 2023 623rd bizy-coder 902 47 16ms 2 Feb 2024 623rd BREMAUCY 🇫🇷 902 47 20ms 25 Mar 2024 623rd Bulmenisaurus 902 47 24ms 4 Aug 2024 623rd voytxt 🇨🇿 902 47 15ms 20 Sep 2024 623rd dokutan 902 47 10ms 25 Sep 2024 623rd lifthrasiir 🇰🇷 902 47 15ms 20 Nov 2024 623rd plcc0 902 47 9ms 6 Mar 2025 623rd jipsong 🇩🇪 902 47 9ms 1 Apr 2025 623rd KasperKivimaeki 🇫🇮 902 47 17ms 14 May 2025 623rd keelimeguy 🇺🇸 902 47 19ms 16 May 2025 623rd Flekay 🇩🇪 902 47 20ms 9 Aug 2025 623rd janlelis 902 47 16ms 14 Aug 2025 623rd snoozingnewt 🇨🇦 902 47 16ms 26 Sep 2025 623rd blaztoma 🇱🇹 902 47 21ms 30 Sep 2025 623rd Emutis 🇱🇹 902 47 19ms 25 Oct 2025 623rd CommandLeo 🇮🇹 902 47 18ms 14 days ago 623rd Lv0Sys 🇵🇱 902 47 16ms 12 days ago 659th Steffan153 🇫🇮 902 51 1,233ms 1 Jan 2023 659th neel11235813 902 51 1,279ms 4 Jan 2023 659th MeWhenI 🇻🇦 902 51 1,256ms 8 Jun 2023 659th dokutan 902 51 1,267ms 14 Oct 2024 659th DialFrost 🇸🇬 902 51 1,367ms 9 Mar 2025 659th sean-niemann 🇺🇸 902 51 1,315ms 18 Apr 2025 659th fuzzylojik-golf 🇺🇸 902 51 1,301ms 2 Sep 2025 666th Attero 🇸🇪 902 58 2ms 12 Mar 2020 666th filharmonista 902 58 2ms 13 Mar 2020 666th cywong-amino 🇭🇰 902 58 1ms 30 May 2020 666th nwellnhof 🇩🇪 902 58 2ms 4 Oct 2020 666th primo-ppcg 🇹🇭 902 58 2ms 5 Oct 2020 666th Irratix 🇳🇱 902 58 2ms 9 Oct 2020 666th madex 🇩🇪 902 58 2ms 23 Mar 2021 666th NewDefectus 🇮🇱 902 58 2ms 27 May 2021 666th tsunderu 🇯🇵 902 58 1ms 2 Sep 2021 666th sean-niemann 🇺🇸 902 58 1ms 5 Jan 2022 First Prev 601–675 of 4,753 Next Last