Collatz 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 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 Mandelbrot 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 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 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 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 Mandelbrot 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 149th MeWhenI 🇻🇦 928 126 4 May 2022 149th janbehrens 🇩🇪 928 126 4 May 2022 149th shellbertt 🇨🇦 928 126 4 May 2022 149th inventshah 928 126 4 May 2022 149th m-tkach 🇺🇦 928 126 4 May 2022 149th sean-niemann 🇺🇸 928 126 4 May 2022 149th nwellnhof 🇩🇪 928 126 4 May 2022 149th Shanethegamer 🇺🇸 928 126 4 May 2022 149th ScottHamper 928 126 5 May 2022 149th ovs-code 🇩🇪 928 126 5 May 2022 149th 5quiwyrm 928 126 4 Sep 2022 149th KrausRaus 🇺🇸 928 126 9 Sep 2022 149th Betuaredead 928 126 5 Jan 2023 149th annaproxy 928 126 7 Jan 2023 149th Yewzir 🇧🇪 928 126 12 Feb 2023 149th Jacob385 928 126 4 Mar 2024 149th dokutan 928 126 17 Mar 2024 149th eMGeeneer 928 126 15 Jun 2024 149th mrondon8 928 126 2 Dec 2024 170th m-tkach 🇺🇦 927 91 5 May 2022 170th catfish000 927 91 4 Oct 2023 172nd GolfingSuccess 🇬🇷 926 49 12 Aug 2024 172nd Shanethegamer 🇺🇸 926 49 12 Aug 2024 172nd Steffan153 🇫🇮 926 49 12 Aug 2024 172nd MeWhenI 🇻🇦 926 49 13 Aug 2024 172nd DialFrost 🇸🇬 926 49 13 Aug 2024 172nd GrayJoKing 🇦🇺 926 49 15 Aug 2024 172nd btnlq 926 49 16 Aug 2024 172nd emgordon154 926 49 19 Aug 2024 172nd ovs-code 🇩🇪 926 49 19 Aug 2024 172nd mousetail 🇳🇱 926 49 13 Sep 2024 172nd lynn 926 49 20 Dec 2024 172nd weeble 926 49 20 Dec 2024 172nd sean-niemann 🇺🇸 926 49 11 Jan 2025 185th emplv 🇱🇻 926 60 5 May 2022 185th GrayJoKing 🇦🇺 926 60 6 May 2022 185th targrik 926 60 24 Dec 2024 185th xsot 🇸🇬 926 60 1 May 2025 189th ovs-code 🇩🇪 925 52 16 Jan 2024 189th kg583 🇺🇸 925 52 24 Jan 2024 189th Shanethegamer 🇺🇸 925 52 24 Mar 2024 189th pardouin 🇫🇷 925 52 11 Jul 2024 189th Steffan153 🇫🇮 925 52 17 Aug 2024 189th sean-niemann 🇺🇸 925 52 24 Jan 2025 195th Shanethegamer 🇺🇸 925 84 9 Apr 2025 195th HumanoidCPU 925 84 10 Apr 2025 195th stefangimmillaro 925 84 10 Apr 2025 195th sean-niemann 🇺🇸 925 84 10 Apr 2025 195th annaproxy 925 84 11 Apr 2025 195th Re-Adventures 🇮🇳 925 84 15 Apr 2025 195th janbehrens 🇩🇪 925 84 17 Apr 2025 195th fuzzylojik-golf 🇺🇸 925 84 14 days ago 203rd Lydxn 🇨🇦 924 38 4 May 2022 203rd GrayJoKing 🇦🇺 924 38 5 May 2022 203rd Steffan153 🇫🇮 924 38 16 Dec 2022 203rd ovs-code 🇩🇪 924 38 30 Dec 2023 207th GrayJoKing 🇦🇺 923 70 13 Jul 2024 207th FlyingPenguin223 923 70 4 Oct 2024 207th jipsong 🇩🇪 923 70 5 Apr 2025 210th sean-niemann 🇺🇸 922 54 6 Aug 2024 210th Steffan153 🇫🇮 922 54 6 Aug 2024 210th lukegustafson 🇺🇸 922 54 7 Aug 2024 210th pardouin 🇫🇷 922 54 8 Aug 2024 210th Lydxn 🇨🇦 922 54 9 Aug 2024 210th JayXon 🇺🇸 922 54 9 Aug 2024 216th Lydxn 🇨🇦 922 70 17 Oct 2022 216th JayXon 🇺🇸 922 70 17 Oct 2022 218th MeWhenI 🇻🇦 921 68 23 Feb 2023 218th JayXon 🇺🇸 921 68 4 Mar 2025 220th ovs-code 🇩🇪 920 60 9 Oct 2023 220th GrayJoKing 🇦🇺 920 60 11 Oct 2023 220th Lydxn 🇨🇦 920 60 11 Oct 2023 220th GolfingSuccess 🇬🇷 920 60 16 Nov 2023 220th Steffan153 🇫🇮 920 60 28 Jan 2024 220th JayXon 🇺🇸 920 60 29 Jan 2024 Prev 151–225 of 3,065 Next
