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 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 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 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 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 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 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 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 Snake Sphenic Numbers Trinomial Triangle Turtle Tutorial # Golfer Points Bytes Time 750th HumanoidCPU 895 131 7 May 2024 752nd JayXon 🇺🇸 895 150 8 Sep 2023 753rd ovs-code 🇩🇪 894 89 24 Jul 2024 753rd jipsong 🇩🇪 894 89 7 Apr 2025 755th oeb25 893 93 16 May 2022 755th snobee 🇨🇦 893 93 8 Dec 2022 755th logvp 893 93 2 Jan 2024 755th elgan65536 893 93 5 Mar 2024 755th smartiel 893 93 12 Aug 2024 755th trist224 🇫🇷 893 93 12 Aug 2024 755th nullie 893 93 19 Dec 2024 755th lolgeny 893 93 22 Feb 2025 763rd Steffan153 🇫🇮 892 52 31 Dec 2022 764th Shanethegamer 🇺🇸 892 61 31 Oct 2022 764th MeWhenI 🇻🇦 892 61 4 Nov 2022 766th stefangimmillaro 892 71 2 Oct 2022 766th Steffan153 🇫🇮 892 71 23 Feb 2023 766th Shanethegamer 🇺🇸 892 71 16 May 2023 766th sean-niemann 🇺🇸 892 71 12 Jul 2024 770th GolfingSuccess 🇬🇷 892 95 5 May 2022 770th Alex-x90 🇺🇸 892 95 4 Dec 2022 770th Mandrzejy 🇵🇱 892 95 22 Mar 2024 773rd KatieLG 🇬🇧 891 60 4 May 2022 773rd ScottHamper 891 60 5 May 2022 773rd Re-Adventures 🇮🇳 891 60 5 May 2022 773rd 0x24a537r9 891 60 29 Jul 2022 773rd stefangabos 🇷🇴 891 60 19 Aug 2022 773rd eranws 891 60 10 Sep 2022 773rd GeorgeStechman 🇬🇧 891 60 26 Sep 2022 773rd BloodStormKnight 891 60 15 Oct 2022 773rd dzshn 891 60 3 Dec 2022 773rd biocommando 🇫🇮 891 60 20 Dec 2022 773rd Betuaredead 891 60 5 Jan 2023 773rd piano-miles 891 60 16 Jan 2023 773rd Yewzir 🇧🇪 891 60 12 Feb 2023 773rd shellbertt 🇨🇦 891 60 26 Feb 2023 773rd zakariamouhid 891 60 20 May 2023 773rd raphaelimahorn 891 60 23 Aug 2023 773rd jbt 891 60 25 Dec 2023 773rd olleicua 🇺🇸 891 60 15 Feb 2024 773rd HumanoidCPU 891 60 3 May 2024 773rd dokutan 891 60 13 Aug 2024 773rd LostSyntax21 🇬🇧 891 60 10 Sep 2024 773rd xyangst 891 60 28 Sep 2024 773rd a6166231 🇨🇳 891 60 15 May 2025 773rd Protothor 891 60 8 Jul 2025 773rd SebassNoob 891 60 5 Aug 2025 773rd Yax42 🇫🇷 891 60 5 days ago 799th lynn 891 65 5 May 2022 799th GrayJoKing 🇦🇺 891 65 5 May 2022 799th Sakisan 🇧🇪 891 65 6 May 2022 799th JayXon 🇺🇸 891 65 17 Oct 2022 799th Steffan153 🇫🇮 891 65 12 Nov 2022 799th tobeannouncd 891 65 25 Apr 2025 799th sean-niemann 🇺🇸 891 65 9 Jun 2025 806th sean-niemann 🇺🇸 891 73 12 Jul 2024 807th canissimia 🇦🇶 891 110 20 Feb 2023 808th stefangimmillaro 891 112 26 Sep 2023 808th kkoenig 891 112 4 Jan 2024 810th JayXon 🇺🇸 890 74 14 Nov 2024 811th DialFrost 🇸🇬 890 95 10 Dec 2024 812th primo-ppcg 🇹🇭 889 52 5 May 2022 812th dvargas46 🇺🇸 889 52 22 Dec 2022 814th GrayJoKing 🇦🇺 889 77 13 Sep 2024 815th m-tkach 🇺🇦 889 117 7 May 2022 815th Lydxn 🇨🇦 889 117 7 May 2022 817th c0d3-4-F00d 🇩🇪 889 132 6 May 2022 817th madeforlosers 889 132 26 Oct 2023 817th Blockyheadman 889 132 1 Nov 2023 817th SpiritAxolotl 🇺🇸 889 132 20 Mar 2024 821st ovs-code 🇩🇪 889 151 9 Sep 2023 821st Yewzir 🇧🇪 889 151 21 May 2024 823rd mousetail 🇳🇱 888 41 12 days ago 824th martinnorling 🇸🇪 888 75 5 May 2022 824th Trunksistor 🇫🇷 888 75 9 May 2022 Prev 751–825 of 3,323 Next
