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 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 Transpose Sentence 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 Hilbert Curve Minesweeper NFA Simulator Odd Polyomino Tiling p-adic Expansion Polygon Triangulations QR Encoder Quadratic Formula Semiprime Numbers Snake Sphenic Numbers Trinomial Triangle 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 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 Groovy Harbour Hare Haxe Hush Hy iogii Odin Picat Qore Racket Rebol Rexx Scala Squirrel Stax Uiua 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 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 Groovy Harbour Hare Haxe Hush Hy iogii Odin Picat Qore Racket Rebol Rexx Scala Squirrel Stax Uiua 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 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 Transpose Sentence 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 Hilbert Curve Minesweeper NFA Simulator Odd Polyomino Tiling p-adic Expansion Polygon Triangulations QR Encoder Quadratic Formula Semiprime Numbers Snake Sphenic Numbers Trinomial Triangle Turtle Tutorial # Golfer Points Chars Time 823rd janbehrens 🇩🇪 878 65 22 May 2021 823rd mad4j 🇮🇹 878 65 4 Jul 2021 823rd voytxt 🇨🇿 878 65 16 May 2022 823rd stefangimmillaro 878 65 9 Jun 2023 823rd r-brinke 🇳🇱 878 65 27 Dec 2023 823rd 77Tigers 878 65 11 Apr 2024 823rd mousetail 🇳🇱 878 65 8 Nov 2024 833rd PhysicDev 🇫🇷 878 108 27 May 2021 833rd FrederikHutfless 🇩🇪 878 108 12 Jan 2023 833rd lukashert 878 108 1 Mar 2023 833rd msbranicky 878 108 9 Jan 2024 833rd lordsnek 878 108 26 Jan 2024 833rd HumanoidCPU 878 108 19 Feb 2024 833rd Jacob385 878 108 27 Feb 2024 833rd Fishyfii 878 108 17 Dec 2024 841st sean-niemann 🇺🇸 877 48 29 Oct 2022 841st Lydxn 🇨🇦 877 48 30 Oct 2022 841st inventshah 877 48 30 Oct 2022 841st MeWhenI 🇻🇦 877 48 2 Nov 2022 841st Steffan153 🇫🇮 877 48 26 Dec 2022 841st DialFrost 🇸🇬 877 48 8 Nov 2023 841st dokutan 877 48 25 Sep 2024 848th sean-niemann 🇺🇸 876 47 20 Mar 2022 848th MeWhenI 🇻🇦 876 47 10 Oct 2022 848th Steffan153 🇫🇮 876 47 9 Feb 2023 848th DialFrost 🇸🇬 876 47 8 Nov 2023 848th dokutan 876 47 25 Sep 2024 853rd inventshah 876 50 9 Sep 2022 853rd janbehrens 🇩🇪 876 50 14 Sep 2022 855th GrayJoKing 🇦🇺 876 57 16 Jul 2023 856th DialFrost 🇸🇬 876 109 7 Mar 2025 856th MeWhenI 🇻🇦 876 109 28 Mar 2025 858th Re-Adventures 🇮🇳 875 81 2 Jan 2022 858th Betuaredead 875 81 4 Jan 2023 858th aksyristos 875 81 30 Jan 2023 858th CatsAreFluffy 875 81 19 Feb 2023 858th namcartoon06 875 81 30 Jun 2023 858th Herbert00709 🇵🇱 875 81 17 Nov 2023 858th HumanoidCPU 875 81 19 Feb 2024 865th somebody1234 874 26 5 Dec 2018 865th AlexDaniel 🇪🇪 874 26 5 Apr 2020 867th Steffan153 🇫🇮 874 39 26 Dec 2022 867th Alessandro-Balconi 🇮🇹 874 39 26 Dec 2022 869th Yewzir 🇧🇪 874 55 29 Mar 2024 870th 4hg 🇺🇸 873 45 13 Sep 2023 870th chunes3 🇺🇸 873 45 13 Sep 2023 870th Bubbler-4 873 45 13 Sep 2023 870th Steffan153 🇫🇮 873 45 13 Sep 2023 870th GolfingSuccess 🇬🇷 873 45 28 Sep 2023 870th Lydxn 🇨🇦 873 45 28 Sep 2023 870th Yewzir 🇧🇪 873 45 5 Mar 2024 877th oparisblue 873 46 24 Mar 2019 877th mrxz 🇳🇱 873 46 23 Jun 2019 877th alexkunin 873 46 3 Jul 2019 877th EFHIII 873 46 16 Aug 2020 877th yzhs 🇩🇪 873 46 20 Aug 2020 877th hyvyys 873 46 18 Sep 2020 877th bastienvoirin 🇫🇷 873 46 28 Nov 2020 877th Re-Adventures 🇮🇳 873 46 25 Mar 2021 877th PGPereira 873 46 27 Mar 2021 877th con-cs 873 46 18 Oct 2021 877th ledietz 873 46 16 Feb 2022 877th zakariamouhid 873 46 20 May 2023 877th adriweb 🇫🇷 873 46 28 Aug 2023 877th stellartux 873 46 27 Dec 2023 877th itserasmus 873 46 26 Jan 2024 877th HumanoidCPU 873 46 19 Feb 2024 877th olleicua 🇺🇸 873 46 20 Feb 2024 877th rollershutter 873 46 4 Jul 2024 877th deancureton 873 46 29 Dec 2024 877th duckyluuk 🇳🇱 873 46 22 Jan 2025 877th acer-xq 873 46 4 Feb 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