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 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 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 QR Encoder Quadratic Formula Scrambled Alphabetization 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 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 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 QR Encoder Quadratic Formula Scrambled Alphabetization Semiprime Numbers Snake Sphenic Numbers Trinomial Triangle Turtle Tutorial # Golfer Points Chars Time 146th inventshah 927 126 4 May 2022 146th m-tkach 🇺🇦 927 126 4 May 2022 146th sean-niemann 🇺🇸 927 126 4 May 2022 146th nwellnhof 🇩🇪 927 126 4 May 2022 146th Shanethegamer 🇺🇸 927 126 4 May 2022 146th ScottHamper 927 126 5 May 2022 146th ovs-code 🇩🇪 927 126 5 May 2022 146th 5quiwyrm 927 126 4 Sep 2022 146th KrausRaus 🇺🇸 927 126 9 Sep 2022 146th Betuaredead 927 126 5 Jan 2023 146th annaproxy 927 126 7 Jan 2023 146th Yewzir 🇧🇪 927 126 12 Feb 2023 146th Jacob385 927 126 4 Mar 2024 146th dokutan 927 126 17 Mar 2024 146th eMGeeneer 927 126 15 Jun 2024 146th mrondon8 927 126 2 Dec 2024 167th GolfingSuccess 🇬🇷 926 49 12 Aug 2024 167th Shanethegamer 🇺🇸 926 49 12 Aug 2024 167th Steffan153 🇫🇮 926 49 12 Aug 2024 167th MeWhenI 🇻🇦 926 49 13 Aug 2024 167th DialFrost 🇸🇬 926 49 13 Aug 2024 167th GrayJoKing 🇦🇺 926 49 15 Aug 2024 167th btnlq 926 49 16 Aug 2024 167th emgordon154 926 49 19 Aug 2024 167th ovs-code 🇩🇪 926 49 19 Aug 2024 167th mousetail 🇳🇱 926 49 13 Sep 2024 167th lynn 926 49 20 Dec 2024 167th weeble 926 49 20 Dec 2024 167th sean-niemann 🇺🇸 926 49 11 Jan 2025 180th emplv 🇱🇻 926 60 5 May 2022 180th GrayJoKing 🇦🇺 926 60 6 May 2022 180th targrik 926 60 24 Dec 2024 180th xsot 🇸🇬 926 60 3 days ago 184th Lydxn 🇨🇦 924 38 4 May 2022 184th GrayJoKing 🇦🇺 924 38 5 May 2022 184th Steffan153 🇫🇮 924 38 16 Dec 2022 184th ovs-code 🇩🇪 924 38 30 Dec 2023 188th ovs-code 🇩🇪 924 52 16 Jan 2024 188th kg583 🇺🇸 924 52 24 Jan 2024 188th Shanethegamer 🇺🇸 924 52 24 Mar 2024 188th pardouin 🇫🇷 924 52 11 Jul 2024 188th Steffan153 🇫🇮 924 52 17 Aug 2024 188th sean-niemann 🇺🇸 924 52 24 Jan 2025 194th Shanethegamer 🇺🇸 924 84 24 days ago 194th HumanoidCPU 924 84 24 days ago 194th stefangimmillaro 924 84 24 days ago 194th sean-niemann 🇺🇸 924 84 24 days ago 194th annaproxy 924 84 22 days ago 194th Re-Adventures 🇮🇳 924 84 18 days ago 194th janbehrens 🇩🇪 924 84 16 days ago 201st GrayJoKing 🇦🇺 923 70 13 Jul 2024 201st FlyingPenguin223 923 70 4 Oct 2024 201st jipsong 🇩🇪 923 70 5 Apr 2025 204th sean-niemann 🇺🇸 922 54 6 Aug 2024 204th Steffan153 🇫🇮 922 54 6 Aug 2024 204th lukegustafson 🇺🇸 922 54 7 Aug 2024 204th pardouin 🇫🇷 922 54 8 Aug 2024 204th Lydxn 🇨🇦 922 54 9 Aug 2024 204th JayXon 🇺🇸 922 54 9 Aug 2024 210th MeWhenI 🇻🇦 921 68 23 Feb 2023 210th JayXon 🇺🇸 921 68 4 Mar 2025 212th Lydxn 🇨🇦 921 70 17 Oct 2022 212th JayXon 🇺🇸 921 70 17 Oct 2022 214th ovs-code 🇩🇪 920 60 9 Oct 2023 214th GrayJoKing 🇦🇺 920 60 11 Oct 2023 214th Lydxn 🇨🇦 920 60 11 Oct 2023 214th GolfingSuccess 🇬🇷 920 60 16 Nov 2023 214th Steffan153 🇫🇮 920 60 28 Jan 2024 214th JayXon 🇺🇸 920 60 29 Jan 2024 214th rucin93 🇵🇱 920 60 10 Jul 2024 214th sean-niemann 🇺🇸 920 60 10 Jul 2024 222nd Luca2812 920 127 12 Dec 2022 222nd plastic-bottle 920 127 13 Sep 2023 222nd h3ra993huskp 🇯🇵 920 127 17 Sep 2023 222nd tigerdan2 🇩🇪 920 127 19 Dec 2023 Prev 151–225 of 3,005 Next
