Collatz in Haskell in bytes. 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 Bytes Time 1st ovs-code 🇩🇪 1,000 61 5 Aug 2024 2nd xnor-gate 968 63 20 Jan 2025 3rd Lydxn 🇨🇦 953 64 1 Apr 2023 4th lynn 938 65 5 May 2022 4th GrayJoKing 🇦🇺 938 65 5 May 2022 4th Sakisan 🇧🇪 938 65 6 May 2022 4th JayXon 🇺🇸 938 65 17 Oct 2022 4th Steffan153 🇫🇮 938 65 12 Nov 2022 4th tobeannouncd 938 65 25 Apr 2025 4th sean-niemann 🇺🇸 938 65 9 Jun 2025 11th Shanethegamer 🇺🇸 924 66 4 May 2022 11th scpchicken 🇵🇼 924 66 5 May 2022 11th sisyphus-ppcg 🇦🇺 924 66 6 May 2022 11th Natanaelel 🇸🇪 924 66 15 Jun 2022 11th Z-snails 924 66 27 Feb 2023 11th Jeremy-Stafford 924 66 27 Feb 2023 11th alomiF 924 66 1 Sep 2023 11th btnlq 924 66 17 Oct 2023 19th Andriamanitra 🇫🇮 910 67 26 Apr 2023 20th the-zammers 897 68 2 Oct 2023 21st inverseLorentz 🇦🇺 884 69 3 Jun 2024 21st CLOStrophobic 🇮🇹 884 69 28 May 2025 23rd RobertHoeh 871 70 28 Jan 2024 23rd jamiloBBKing 871 70 31 Jan 2025 25th Irratix 🇳🇱 859 71 4 May 2022 25th christianlegge 859 71 28 Jul 2022 25th jtnuttall 859 71 4 Oct 2022 25th cake287 859 71 15 Jan 2023 25th VictorFordham 859 71 30 Sep 2023 25th epic-programmer-guy 859 71 19 Feb 2024 25th kejcao 🇨🇦 859 71 10 May 2024 25th cefqrn 859 71 26 May 2024 25th snoozingnewt 🇺🇸 859 71 2 Jun 2024 25th DialFrost 🇸🇬 859 71 6 Aug 2024 35th Innf107 847 72 12 Nov 2022 35th eskildam 847 72 27 Nov 2022 35th strout 847 72 14 Dec 2023 35th HolmDev 847 72 24 days ago 39th MeWhenI 🇻🇦 824 74 22 Mar 2024 40th annaproxy 813 75 5 May 2022 40th HallMatthew314 813 75 14 Sep 2022 40th exodrifter 🇺🇸 813 75 25 Oct 2022 43rd yzhs 🇩🇪 792 77 24 Jun 2023 43rd brimstonetrader 792 77 15 Jan 2024 43rd heanyang1 792 77 27 Mar 2025 46th ze-h 🇺🇸 782 78 13 Jul 2022 47th cbrt-x 772 79 19 Sep 2023 48th El-PowerPtr 735 83 22 Aug 2025 48th albanian-laundromat 735 83 99 mins ago 50th aDwarfNamedUrist 709 86 12 Dec 2022 51st zbreit 🇺🇸 693 88 25 Jun 2023 52nd GuilhermeRodriguesEras 670 91 16 Aug 2023 53rd Awsute 656 93 11 Nov 2022 53rd LHLaurini 🇧🇷 656 93 26 Jun 2024 53rd jtaxen 656 93 15 Jul 2024 56th saitouena 649 94 18 Sep 2022 57th elttil 635 96 14 Jun 2024 58th PanKarapas 616 99 20 May 2023 59th madeforlosers 565 108 9 Dec 2024 60th Widgitty 555 110 21 May 2023 61st glassala 500 122 25 Oct 2024 62nd wearsunscreen 480 127 19 Oct 2023 63rd Siri-chan 436 140 29 Dec 2022 64th ninjawarrior1337 401 152 1 Feb 2024 65th KatieLG 🇬🇧 14 4,237 4 May 2022 65th retrohun 14 4,237 27 Dec 2022 65th KatieLG-Transpiler 🇬🇧 14 4,237 14 May 2023 65th HumanoidCPU 14 4,237 20 May 2024 65th Mabeloid 🇳🇴 14 4,237 17 Sep 2024 65th CaedenHarper 🇨🇦 14 4,237 25 Jan 2025 1–70 of 70
