Leap Years in all languages in chars. Cheevos Holes Recent Holes Langs Medals Misc 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 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 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 Calendar Connect Four CSS Colors (Inverse) CSS Grid Ellipse Perimeters Flags Floyd-Steinberg Dithering Gray Code Decoder Gray Code Encoder Hexagonal Spiral Highly Composite Numbers Minesweeper NFA Simulator Odd Polyomino Tiling p-adic Expansion Polygon Triangulations QR Encoder Quadratic Formula Semiprime Numbers Smooth Numbers Snake Sphenic Numbers Turtle Tutorial All Languages ><> Assembly AWK Bash BASIC Berry brainfuck C C# C++ Civet Clojure COBOL Coconut Common Lisp Crystal D Dart Elixir 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 Erlang 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 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 Erlang 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 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 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 Calendar Connect Four CSS Colors (Inverse) CSS Grid Ellipse Perimeters Flags Floyd-Steinberg Dithering Gray Code Decoder Gray Code Encoder Hexagonal Spiral Highly Composite Numbers Minesweeper NFA Simulator Odd Polyomino Tiling p-adic Expansion Polygon Triangulations QR Encoder Quadratic Formula Semiprime Numbers Smooth Numbers Snake Sphenic Numbers Turtle Tutorial # Golfer Points Chars Time Submitted 601st Attero 🇸🇪 901 58 2ms 12 Mar 2020 601st filharmonista 901 58 2ms 13 Mar 2020 601st cywong-amino 🇭🇰 901 58 2ms 30 May 2020 601st NewDefectus 🇮🇱 901 58 2ms 27 May 2021 601st tsunderu 🇯🇵 901 58 2ms 2 Sep 2021 601st GrayJoKing 🇦🇺 901 58 2ms 9 Feb 2022 601st voytxt 🇨🇿 901 58 2ms 7 Apr 2022 601st emplv 🇱🇻 901 58 2ms 28 Apr 2022 601st prplz 🇦🇺 901 58 2ms 22 May 2022 601st jared-hughes 901 58 2ms 24 Jun 2022 601st MeWhenI 🇻🇦 901 58 2ms 6 Sep 2022 601st Alex-x90 🇺🇸 901 58 2ms 24 Nov 2022 601st Steffan153 🇫🇮 901 58 2ms 26 Dec 2022 601st ovs-code 🇩🇪 901 58 2ms 5 Feb 2023 601st rucin93 🇵🇱 901 58 2ms 21 Jun 2023 601st stefangimmillaro 901 58 2ms 4 Aug 2023 601st ListeriaM 901 58 2ms 24 Aug 2023 601st ApoChagi 901 58 2ms 7 days ago 601st Babafaba 901 58 2ms 7 days ago 620th Steffan153 🇫🇮 900 51 1,097ms 1 Jan 2023 620th neel11235813 900 51 1,053ms 4 Jan 2023 620th MeWhenI 🇻🇦 900 51 1,118ms 8 Jun 2023 620th dokutan 900 51 1,273ms 14 Oct 2024 620th DialFrost 🇸🇬 900 51 1,150ms 9 Mar 2025 620th sean-niemann 🇺🇸 900 51 1,367ms 18 Apr 2025 620th fuzzylojik-golf 🇺🇸 900 51 1,235ms 2 Sep 2025 627th Shanethegamer 🇺🇸 900 61 40ms 13 Feb 2025 627th edsrzf 🇳🇿 900 61 42ms 19 Aug 2025 629th DialFrost 🇸🇬 900 67 419ms 24 Sep 2025 629th nwellnhof 🇩🇪 900 67 448ms 27 days ago 629th namelessiw 900 67 481ms 18 days ago 629th stefangimmillaro 900 67 382ms 16 days ago 629th b-illy 🇬🇧 900 67 382ms 13 days ago 634th arjanadriaanse 🇳🇱 899 52 110ms 1 Jan 2022 635th Shanethegamer 🇺🇸 899 79 61ms 12 Jan 2022 635th Yewzir 🇧🇪 899 79 69ms 9 Dec 2023 635th oceko 899 79 66ms 19 Feb 2024 635th CaedenHarper 🇨🇦 899 79 63ms 1 Feb 2025 635th yanjs 899 79 436ms 10 Jul 2025 640th sean-niemann 🇺🇸 897 38 87ms 14 Sep 2023 641st AlephSquirrel 897 60 7ms 13 Mar 2023 641st Lydxn 🇨🇦 897 60 16ms 31 Jan 2025 643rd JayXon 🇺🇸 897 69 27ms 17 Apr 2022 644th MeWhenI 🇻🇦 896 54 121ms 15 Oct 2022 644th Yax42 🇫🇷 896 54 130ms 16 days ago 646th Attero 🇸🇪 895 61 336ms 21 Nov 2021 646th nwellnhof 🇩🇪 895 61 322ms 21 Nov 2021 646th tomtheisen 🇺🇸 895 61 308ms 21 Nov 2021 646th MeWhenI 🇻🇦 895 61 335ms 10 Oct 2022 646th Steffan153 🇫🇮 895 61 320ms 1 Jan 2023 646th DialFrost 🇸🇬 895 61 316ms 8 Nov 2023 646th namelessiw 895 61 352ms 11 Jul 2024 646th dokutan 895 61 296ms 25 Sep 2024 646th pardouin 🇫🇷 895 61 319ms 26 Sep 2024 646th b-illy 🇬🇧 895 61 400ms 21 Jan 2025 646th fuzzylojik-golf 🇺🇸 895 61 339ms 28 Jun 2025 657th canissimia 🇦🇶 893 83 6ms 1 Aug 2023 658th ovs-code 🇩🇪 893 89 7ms 8 Jul 2024 659th ANDREYDEN 892 45 12ms 12 Jan 2019 659th dee-gomma 892 45 10ms 27 Mar 2019 659th Cr3aHal0 892 45 9ms 2 Jul 2019 659th StefanTifrea 892 45 9ms 15 Jul 2020 659th Non-J 892 45 9ms 27 Sep 2020 659th ryandougc 892 45 9ms 17 Dec 2020 659th ForkKILLET 🇨🇳 892 45 9ms 18 Feb 2021 659th UBKorkut 892 45 9ms 10 Mar 2021 659th neihousaigaai 892 45 9ms 8 May 2021 659th SpareManiKatti 892 45 11ms 14 Oct 2021 659th danielb7390 892 45 10ms 9 Mar 2022 659th WebDevPT 🇵🇹 892 45 9ms 10 Mar 2022 659th CiucaRazvan 892 45 9ms 29 Jul 2022 659th SirFireball3521 892 45 11ms 1 Nov 2022 659th astdefu 892 45 9ms 10 Dec 2022 659th Betuaredead 892 45 12ms 4 Jan 2023 659th Mazn3k 892 45 10ms 15 Mar 2023 First Prev 601–675 of 4,665 Next Last