Collatz in all languages 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 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 Bytes Time 106th ThijsLuttikhuis 951 70 3 Mar 2024 106th elgan65536 951 70 5 Mar 2024 106th jtaxen 951 70 1 Apr 2024 106th HumanoidCPU 951 70 6 May 2024 106th abc7-12 951 70 6 May 2024 106th ahmetdemirag 🇨🇾 951 70 9 Jun 2024 106th FranklinJiaChen 951 70 4 Jul 2024 106th 5cw 🇺🇸 951 70 13 Jul 2024 106th CaedenHarper 🇨🇦 951 70 3 Aug 2024 106th emgordon154 951 70 5 Aug 2024 106th dokutan 951 70 9 Aug 2024 106th jatloe 951 70 26 Aug 2024 106th lgrandco 951 70 9 Oct 2024 106th snydej 951 70 21 Nov 2024 106th erikji 951 70 4 Feb 2025 106th CutSandstone 951 70 4 Feb 2025 106th Mukundan314 951 70 3 Apr 2025 106th albanian-laundromat 951 70 12 Apr 2025 106th xsot 🇸🇬 951 70 8 days ago 170th Lydxn 🇨🇦 951 89 6 May 2022 170th JayXon 🇺🇸 951 89 7 May 2022 170th nwellnhof 🇩🇪 951 89 5 Jun 2022 170th snyderek 🇺🇸 951 89 19 Feb 2025 174th ovs-code 🇩🇪 949 61 5 Aug 2024 175th Lydxn 🇨🇦 948 59 6 May 2022 176th primo-ppcg 🇹🇭 946 49 5 May 2022 176th Lydxn 🇨🇦 946 49 8 May 2022 178th Lydxn 🇨🇦 946 55 16 Jan 2024 178th ovs-code 🇩🇪 946 55 16 Jan 2024 178th Steffan153 🇫🇮 946 55 16 Jan 2024 178th kg583 🇺🇸 946 55 16 Feb 2024 178th Shanethegamer 🇺🇸 946 55 24 Mar 2024 178th pardouin 🇫🇷 946 55 30 Jun 2024 178th JayXon 🇺🇸 946 55 17 Aug 2024 178th sean-niemann 🇺🇸 946 55 24 Jan 2025 186th saito-ta 🇯🇵 943 49 13 May 2022 186th Lydxn 🇨🇦 943 49 28 May 2022 188th lyphyser 942 46 13 Jan 2024 188th AdrienHache 🇫🇷 942 46 9 Apr 2024 190th JayXon 🇺🇸 942 69 17 Oct 2022 190th Lydxn 🇨🇦 942 69 4 Feb 2023 192nd JayXon 🇺🇸 942 88 17 Oct 2022 193rd canissimia 🇦🇶 940 50 5 May 2022 193rd ovs-code 🇩🇪 940 50 7 May 2022 193rd sisyphus-ppcg 🇦🇺 940 50 20 Feb 2023 193rd Steffan153 🇫🇮 940 50 20 Jul 2024 197th canissimia 🇦🇶 939 51 6 May 2022 197th Lydxn 🇨🇦 939 51 6 May 2022 197th primo-ppcg 🇹🇭 939 51 6 May 2022 197th pardouin 🇫🇷 939 51 12 Apr 2025 201st namelessiw 939 83 9 Apr 2025 201st dokutan 939 83 9 Apr 2025 201st m-tkach 🇺🇦 939 83 10 Apr 2025 201st DialFrost 🇸🇬 939 83 10 Apr 2025 201st Pecanolith 939 83 22 days ago 201st Tyrant7 939 83 22 days ago 201st Yax42 🇫🇷 939 83 22 days ago 208th primo-ppcg 🇹🇭 938 58 13 Nov 2022 208th clockworknazo 938 58 15 Nov 2022 208th Lydxn 🇨🇦 938 58 7 Feb 2023 208th xsot 🇸🇬 938 58 28 Jun 2024 208th Salutations45 938 58 18 Dec 2024 213th TFeld00 🇩🇰 938 71 17 May 2022 213th DialFrost 🇸🇬 938 71 15 Nov 2022 213th StefanHabel 🇨🇦 938 71 29 Nov 2022 213th nstearns96 🇬🇧 938 71 11 Jan 2023 213th hallvabo 🇳🇴 938 71 7 Feb 2023 213th anter69 🇭🇺 938 71 21 May 2024 213th rucin93 🇵🇱 938 71 10 Jul 2024 220th GolfingSuccess 🇬🇷 937 49 12 Aug 2024 220th Shanethegamer 🇺🇸 937 49 12 Aug 2024 220th Steffan153 🇫🇮 937 49 12 Aug 2024 220th MeWhenI 🇻🇦 937 49 13 Aug 2024 220th DialFrost 🇸🇬 937 49 13 Aug 2024 220th GrayJoKing 🇦🇺 937 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