Happy Numbers in Haskell 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 Topological Sort 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 Knight 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 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 Knight 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 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 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 1st Lydxn 🇨🇦 1,000 61 4 Jul 2022 2nd primo-ppcg 🇹🇭 924 66 6 May 2019 2nd HPWiz 🇳🇿 924 66 7 May 2019 2nd lynn 924 66 15 Jul 2021 2nd JayXon 🇺🇸 924 66 4 Jul 2022 2nd Steffan153 🇫🇮 924 66 28 Jan 2023 2nd btnlq 924 66 15 Oct 2023 2nd sean-niemann 🇺🇸 924 66 9 Jan 2025 9th ovs-code 🇩🇪 910 67 4 Jul 2022 10th the-zammers 884 69 2 Dec 2024 11th Bubbler-4 847 72 20 Feb 2019 11th xnor-gate 847 72 22 Dec 2021 11th tobeannouncd 847 72 11 Jan 2024 14th flawr 836 73 24 Feb 2019 14th GrayJoKing 🇦🇺 836 73 5 Dec 2020 14th Shanethegamer 🇺🇸 836 73 15 Jul 2021 14th yzhs 🇩🇪 836 73 24 Jul 2021 14th MeWhenI 🇻🇦 836 73 15 Sep 2021 14th sisyphus-ppcg 🇦🇺 836 73 16 Mar 2022 14th DaCuteRaccoon 836 73 30 Nov 2022 14th DialFrost 🇸🇬 836 73 28 Jan 2023 14th scpchicken 🇵🇼 836 73 7 Mar 2023 14th pardouin 🇫🇷 836 73 21 Sep 2024 14th LostSyntax21 🇬🇧 836 73 8 Jan 2025 25th bforte 824 74 9 Dec 2018 25th annaproxy 824 74 12 Jan 2022 25th rak1507 🇬🇧 824 74 23 Feb 2022 25th snoozingnewt 🇺🇸 824 74 1 Sep 2024 25th Natanaelel 🇸🇪 824 74 31 May 2025 30th prplz 🇦🇺 813 75 12 Oct 2021 30th YAJUE114514 813 75 6 days ago 32nd marcin7Cd 792 77 11 Mar 2020 33rd treeowl 772 79 27 Feb 2019 33rd user189032 772 79 29 May 2019 33rd cbrt-x 772 79 15 Sep 2023 36th RussellEmerine 763 80 30 Nov 2019 37th Laar 753 81 1 Apr 2019 37th alomiF 753 81 5 Oct 2023 37th brimstonetrader 753 81 26 Jan 2024 40th jared-hughes 744 82 11 Sep 2023 41st guliyevemil1 🇦🇿 701 87 20 Apr 2020 41st strout 701 87 15 Dec 2023 43rd Irratix 🇳🇱 685 89 23 Sep 2021 44th boxjelly 670 91 22 Jan 2021 45th Johannesd3 635 96 1 Jul 2019 46th achimkrause 629 97 15 Dec 2019 47th olligobber 🇦🇺 616 99 20 May 2020 48th yanqui-uxo 610 100 4 Sep 2018 49th stifflerus 581 105 12 Sep 2018 49th Informagier 581 105 16 Sep 2020 51st anastos 570 107 23 Jul 2018 52nd drbalan 565 108 20 Jul 2020 53rd HallMatthew314 560 109 14 Feb 2022 54th frunobulax-the-poodle 526 116 16 Feb 2019 55th jtaxen 517 118 24 Jun 2024 56th gbxdl 508 120 7 Jan 2021 57th schaeffm 496 123 8 Oct 2019 57th hjcafaroUC 496 123 9 Aug 2020 59th darrell-roberts 473 129 28 Feb 2020 60th hymanimy 455 134 18 Aug 2021 61st mossprescott 449 136 10 Aug 2018 62nd citsur 407 150 9 Jun 2019 62nd Haksell 🇦🇶 407 150 1 Dec 2019 62nd KatieLG 🇬🇧 407 150 23 Nov 2020 62nd mokymok 🇺🇸 407 150 9 Nov 2021 62nd retrohun 407 150 27 Dec 2022 62nd KatieLG-Transpiler 🇬🇧 407 150 14 May 2023 62nd HumanoidCPU 407 150 13 May 2024 62nd Mabeloid 🇳🇴 407 150 20 Sep 2024 62nd CaedenHarper 🇨🇦 407 150 25 Jan 2025 71st jiaminglimjm 🇲🇾 374 163 9 Jan 2021 72nd zt14427 303 201 2 May 2023 73rd dokutan 299 204 14 days ago 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