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Leap Years in all languages in chars. 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 Chars Time Submitted 561st sean-niemann 🇺🇸 905 41 392ms 17 Jan 2024 561st DialFrost 🇸🇬 905 41 366ms 17 Jan 2024 561st GrayJoKing 🇦🇺 905 41 398ms 18 Jan 2024 561st b-illy 🇬🇧 905 41 370ms 7 Sep 2024 565th lynn 904 28 34ms 12 Apr 2021 565th HPWiz 🇳🇿 904 28 34ms 17 Apr 2021 565th ovs-code 🇩🇪 904 28 32ms 6 Feb 2024 568th masterada 904 85 271ms 26 Mar 2021 568th stefangimmillaro 904 85 267ms 4 Aug 2023 568th Steffan153 🇫🇮 904 85 281ms 3 Aug 2024 571st canissimia 🇦🇶 904 179 1ms 11 Sep 2021 572nd dokutan 903 40 640ms 15 Jul 2025 573rd MeWhenI 🇻🇦 902 28 2ms 25 Mar 2025 574th emplv 🇱🇻 902 49 4ms 15 Apr 2021 574th janbehrens 🇩🇪 902 49 4ms 22 May 2021 574th JayXon 🇺🇸 902 49 4ms 26 Aug 2021 574th rucin93 🇵🇱 902 49 5ms 3 Dec 2021 574th GrayJoKing 🇦🇺 902 49 5ms 9 Feb 2022 574th voytxt 🇨🇿 902 49 5ms 16 May 2022 574th MeWhenI 🇻🇦 902 49 4ms 28 May 2023 574th stefangimmillaro 902 49 6ms 22 Aug 2023 574th Argeento 🇵🇱 902 49 4ms 25 Aug 2023 574th DialFrost 🇸🇬 902 49 4ms 8 Nov 2023 574th Shanethegamer 🇺🇸 902 49 4ms 9 Jan 2024 585th Attero 🇸🇪 902 58 2ms 12 Mar 2020 585th filharmonista 902 58 2ms 13 Mar 2020 585th cywong-amino 🇭🇰 902 58 1ms 30 May 2020 585th NewDefectus 🇮🇱 902 58 2ms 27 May 2021 585th tsunderu 🇯🇵 902 58 1ms 2 Sep 2021 585th GrayJoKing 🇦🇺 902 58 2ms 9 Feb 2022 585th voytxt 🇨🇿 902 58 2ms 7 Apr 2022 585th emplv 🇱🇻 902 58 1ms 28 Apr 2022 585th prplz 🇦🇺 902 58 2ms 22 May 2022 585th jared-hughes 902 58 2ms 24 Jun 2022 585th MeWhenI 🇻🇦 902 58 1ms 6 Sep 2022 585th Alex-x90 🇺🇸 902 58 1ms 24 Nov 2022 585th Steffan153 🇫🇮 902 58 1ms 26 Dec 2022 585th ovs-code 🇩🇪 902 58 2ms 5 Feb 2023 585th rucin93 🇵🇱 902 58 2ms 21 Jun 2023 585th stefangimmillaro 902 58 2ms 4 Aug 2023 585th ListeriaM 902 58 2ms 24 Aug 2023 585th ApoChagi 902 58 1ms 14 Oct 2025 585th Babafaba 902 58 1ms 15 Oct 2025 604th Shanethegamer 🇺🇸 902 61 41ms 13 Feb 2025 604th edsrzf 🇳🇿 902 61 41ms 19 Aug 2025 606th tjtnorton 901 47 15ms 28 Mar 2019 606th daedals 901 47 20ms 21 Apr 2019 606th handisb 901 47 15ms 5 Sep 2019 606th andersk 🇺🇸 901 47 16ms 20 Mar 2020 606th Attero 🇸🇪 901 47 10ms 9 May 2020 606th neihousaigaai 901 47 15ms 8 May 2021 606th Waffle3z 901 47 16ms 14 Jul 2021 606th janbehrens 🇩🇪 901 47 15ms 21 Oct 2021 606th annaproxy 901 47 15ms 13 Dec 2021 606th pxeger 🇬🇧 901 47 16ms 16 Feb 2022 606th sisyphus-ppcg 🇦🇺 901 47 15ms 19 Feb 2022 606th shellbertt 🇨🇦 901 47 16ms 2 May 2022 606th mrnomm 901 47 15ms 24 Aug 2022 606th jumelet 🇳🇱 901 47 18ms 23 Dec 2022 606th thatbirdguythatuknownot 901 47 19ms 3 Jan 2023 606th MichalMarsalek 🇨🇿 901 47 10ms 23 Feb 2023 606th AlexanderFair 901 47 16ms 15 Jun 2023 606th inventshah 901 47 20ms 18 Jul 2023 606th ListeriaM 901 47 18ms 24 Aug 2023 606th bizy-coder 901 47 16ms 2 Feb 2024 606th BREMAUCY 🇫🇷 901 47 20ms 25 Mar 2024 606th Bulmenisaurus 901 47 24ms 4 Aug 2024 606th voytxt 🇨🇿 901 47 15ms 20 Sep 2024 606th dokutan 901 47 10ms 25 Sep 2024 606th lifthrasiir 🇰🇷 901 47 15ms 20 Nov 2024 606th plcc0 901 47 9ms 6 Mar 2025 606th jipsong 🇩🇪 901 47 9ms 1 Apr 2025 606th KasperKivimaeki 🇫🇮 901 47 17ms 14 May 2025 606th keelimeguy 🇺🇸 901 47 19ms 16 May 2025 606th Flekay 🇩🇪 901 47 20ms 9 Aug 2025 606th janlelis 901 47 16ms 14 Aug 2025 606th snoozingnewt 🇨🇦 901 47 16ms 26 Sep 2025 606th blaztoma 🇱🇹 901 47 21ms 30 Sep 2025 606th Emutis 🇱🇹 901 47 19ms 25 Oct 2025 606th CommandLeo 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