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 606th Lv0Sys 🇵🇱 901 47 16ms 15 days ago 642nd Steffan153 🇫🇮 900 51 1,233ms 1 Jan 2023 642nd neel11235813 900 51 1,279ms 4 Jan 2023 642nd MeWhenI 🇻🇦 900 51 1,256ms 8 Jun 2023 642nd dokutan 900 51 1,267ms 14 Oct 2024 642nd DialFrost 🇸🇬 900 51 1,367ms 9 Mar 2025 642nd sean-niemann 🇺🇸 900 51 1,315ms 18 Apr 2025 642nd fuzzylojik-golf 🇺🇸 900 51 1,301ms 2 Sep 2025 649th DialFrost 🇸🇬 900 67 421ms 24 Sep 2025 649th nwellnhof 🇩🇪 900 67 467ms 25 Sep 2025 649th namelessiw 900 67 453ms 4 Oct 2025 649th stefangimmillaro 900 67 433ms 6 Oct 2025 649th b-illy 🇬🇧 900 67 709ms 9 Oct 2025 649th MeWhenI 🇻🇦 900 67 496ms 7 Nov 2025 649th dokutan 900 67 484ms 18 days ago 656th arjanadriaanse 🇳🇱 899 52 121ms 1 Jan 2022 657th Shanethegamer 🇺🇸 899 79 72ms 12 Jan 2022 657th Yewzir 🇧🇪 899 79 79ms 9 Dec 2023 657th oceko 899 79 62ms 19 Feb 2024 657th CaedenHarper 🇨🇦 899 79 62ms 1 Feb 2025 657th yanjs 899 79 487ms 10 Jul 2025 657th AutumnWind75 899 79 459ms 8 days ago 663rd sean-niemann 🇺🇸 898 38 68ms 14 Sep 2023 663rd blaztoma 🇱🇹 898 38 82ms 2 Nov 2025 665th retrohun 898 46 1ms 16 Jun 2024 666th AlephSquirrel 897 60 5ms 13 Mar 2023 666th Lydxn 🇨🇦 897 60 15ms 31 Jan 2025 666th edsrzf 🇳🇿 897 60 14ms 3 days ago 669th JayXon 🇺🇸 897 69 25ms 17 Apr 2022 670th MeWhenI 🇻🇦 896 54 96ms 15 Oct 2022 670th Yax42 🇫🇷 896 54 96ms 5 Oct 2025 672nd Attero 🇸🇪 895 61 311ms 21 Nov 2021 672nd nwellnhof 🇩🇪 895 61 311ms 21 Nov 2021 672nd tomtheisen 🇺🇸 895 61 315ms 21 Nov 2021 672nd MeWhenI 🇻🇦 895 61 322ms 10 Oct 2022 672nd Steffan153 🇫🇮 895 61 320ms 1 Jan 2023 672nd DialFrost 🇸🇬 895 61 381ms 8 Nov 2023 672nd namelessiw 895 61 361ms 11 Jul 2024 672nd dokutan 895 61 343ms 25 Sep 2024 672nd pardouin 🇫🇷 895 61 348ms 26 Sep 2024 672nd b-illy 🇬🇧 895 61 320ms 21 Jan 2025 672nd fuzzylojik-golf 🇺🇸 895 61 374ms 28 Jun 2025 683rd canissimia 🇦🇶 893 83 6ms 1 Aug 2023 684th ovs-code 🇩🇪 893 89 7ms 8 Jul 2024 685th dokutan 892 43 129ms 28 Sep 2024 685th emplv 🇱🇻 892 43 128ms 29 Oct 2024 687th ANDREYDEN 892 45 9ms 12 Jan 2019 687th dee-gomma 892 45 8ms 27 Mar 2019 687th Cr3aHal0 892 45 9ms 2 Jul 2019 687th StefanTifrea 892 45 9ms 15 Jul 2020 687th Non-J 892 45 9ms 27 Sep 2020 687th ryandougc 892 45 9ms 17 Dec 2020 687th ForkKILLET 🇨🇳 892 45 9ms 18 Feb 2021 687th UBKorkut 892 45 8ms 10 Mar 2021 687th neihousaigaai 892 45 8ms 8 May 2021 687th SpareManiKatti 892 45 9ms 14 Oct 2021 687th danielb7390 892 45 8ms 9 Mar 2022 687th WebDevPT 🇵🇹 892 45 9ms 10 Mar 2022 687th CiucaRazvan 892 45 9ms 29 Jul 2022 687th SirFireball3521 892 45 9ms 1 Nov 2022 687th astdefu 892 45 8ms 10 Dec 2022 687th Betuaredead 892 45 9ms 4 Jan 2023 687th Mazn3k 892 45 9ms 15 Mar 2023 687th ejini6969 892 45 9ms 25 Mar 2023 687th raszpi 🇭🇺 892 45 9ms 2 Sep 2023 687th mulmul9 🇭🇺 892 45 9ms 7 Sep 2023 687th FruzsinaLenti 892 45 8ms 8 Sep 2023 687th junkondo-jp 892 45 9ms 6 May 2024 687th Mabeloid 🇳🇴 892 45 8ms 14 Oct 2024 687th shandriy 892 45 9ms 8 Nov 2024 687th Salutations45 892 45 8ms 12 Nov 2024 687th 823126 892 45 9ms 9 Dec 2024 687th Garklein 🇨🇦 892 45 9ms 6 Jan 2025 687th jake6192 892 45 8ms 17 May 2025 687th albanian-laundromat 892 45 9ms 1 Sep 2025 687th iczelia 🇩🇪 892 45 8ms 25 Sep 2025 717th Shanethegamer 🇺🇸 892 60 99ms 15 Apr 2025 717th snoozingnewt 🇨🇦 892 60 96ms 16 days ago 717th DialFrost 🇸🇬 892 60 100ms 16 days ago 717th 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