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 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 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 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 QR Encoder Quadratic Formula Scrambled Alphabetization Semiprime Numbers Snake Sphenic Numbers Trinomial Triangle Turtle Tutorial # Golfer Points Bytes Time 676th JayXon 🇺🇸 893 150 8 Sep 2023 677th oeb25 892 93 16 May 2022 677th snobee 🇨🇦 892 93 8 Dec 2022 677th logvp 892 93 2 Jan 2024 677th elgan65536 892 93 5 Mar 2024 677th smartiel 892 93 12 Aug 2024 677th trist224 🇫🇷 892 93 12 Aug 2024 677th nullie 892 93 19 Dec 2024 677th lolgeny 892 93 22 Feb 2025 685th Steffan153 🇫🇮 891 52 31 Dec 2022 686th Shanethegamer 🇺🇸 891 61 31 Oct 2022 686th MeWhenI 🇻🇦 891 61 4 Nov 2022 688th GolfingSuccess 🇬🇷 891 95 5 May 2022 688th Alex-x90 🇺🇸 891 95 4 Dec 2022 688th Mandrzejy 🇵🇱 891 95 22 Mar 2024 691st KatieLG 🇬🇧 890 60 4 May 2022 691st ScottHamper 890 60 5 May 2022 691st Re-Adventures 🇮🇳 890 60 5 May 2022 691st 0x24a537r9 890 60 29 Jul 2022 691st stefangabos 🇷🇴 890 60 19 Aug 2022 691st eranws 890 60 10 Sep 2022 691st GeorgeStechman 🇬🇧 890 60 26 Sep 2022 691st BloodStormKnight 890 60 15 Oct 2022 691st dzshn 890 60 3 Dec 2022 691st biocommando 🇫🇮 890 60 20 Dec 2022 691st Betuaredead 890 60 5 Jan 2023 691st piano-miles 890 60 16 Jan 2023 691st Yewzir 🇧🇪 890 60 12 Feb 2023 691st shellbertt 🇨🇦 890 60 26 Feb 2023 691st zakariamouhid 890 60 20 May 2023 691st raphaelimahorn 890 60 23 Aug 2023 691st jbt 890 60 25 Dec 2023 691st olleicua 🇺🇸 890 60 15 Feb 2024 691st HumanoidCPU 890 60 3 May 2024 691st dokutan 890 60 13 Aug 2024 691st LostSyntax21 🇬🇧 890 60 10 Sep 2024 691st xyangst 890 60 28 Sep 2024 691st a6166231 🇨🇳 890 60 13 days ago 714th lynn 890 65 5 May 2022 714th GrayJoKing 🇦🇺 890 65 5 May 2022 714th Sakisan 🇧🇪 890 65 6 May 2022 714th JayXon 🇺🇸 890 65 17 Oct 2022 714th Steffan153 🇫🇮 890 65 12 Nov 2022 714th tobeannouncd 890 65 25 Apr 2025 720th sean-niemann 🇺🇸 890 73 12 Jul 2024 721st DialFrost 🇸🇬 890 95 10 Dec 2024 722nd primo-ppcg 🇹🇭 889 52 5 May 2022 722nd dvargas46 🇺🇸 889 52 22 Dec 2022 724th stefangimmillaro 889 71 2 Oct 2022 724th Steffan153 🇫🇮 889 71 23 Feb 2023 724th Shanethegamer 🇺🇸 889 71 16 May 2023 724th sean-niemann 🇺🇸 889 71 12 Jul 2024 728th JayXon 🇺🇸 889 74 14 Nov 2024 729th GrayJoKing 🇦🇺 889 77 13 Sep 2024 730th canissimia 🇦🇶 889 110 20 Feb 2023 731st stefangimmillaro 889 112 26 Sep 2023 731st kkoenig 889 112 4 Jan 2024 733rd martinnorling 🇸🇪 888 75 5 May 2022 733rd Trunksistor 🇫🇷 888 75 9 May 2022 733rd bbakersmith 888 75 28 Jun 2022 733rd bsoyka 888 75 16 Jul 2022 733rd P-Quentin 🇫🇷 888 75 3 Aug 2022 733rd julienlamoureux78 888 75 12 Aug 2022 733rd dzshn 888 75 16 Aug 2022 733rd NerdyMcNerd42 888 75 20 Aug 2022 733rd destofr 888 75 25 Aug 2022 733rd vishwathg 888 75 10 Oct 2022 733rd nkoppel 888 75 19 Oct 2022 733rd AZ9tumas 888 75 23 Oct 2022 733rd EthanGrant1 888 75 7 Nov 2022 733rd Omega65536 🇩🇪 888 75 24 Nov 2022 733rd b10011 🇫🇮 888 75 3 Jan 2023 733rd 4ndyJ 🇬🇧 888 75 3 Jan 2023 733rd randolchance 888 75 8 Jan 2023 733rd LeeCamp 888 75 12 Jan 2023 Prev 676–750 of 3,054 Next
