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 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 Bytes Time 676th SiestaGuru 895 131 9 Jan 2023 676th HumanoidCPU 895 131 7 May 2024 678th Ripick 894 73 8 May 2023 679th ovs-code 🇩🇪 894 89 24 Jul 2024 679th jipsong 🇩🇪 894 89 7 Apr 2025 681st Lydxn 🇨🇦 893 72 16 Jul 2023 682nd GrayJoKing 🇦🇺 893 91 19 Jan 2023 683rd JayXon 🇺🇸 893 150 8 Sep 2023 684th oeb25 892 93 16 May 2022 684th snobee 🇨🇦 892 93 8 Dec 2022 684th logvp 892 93 2 Jan 2024 684th elgan65536 892 93 5 Mar 2024 684th smartiel 892 93 12 Aug 2024 684th trist224 🇫🇷 892 93 12 Aug 2024 684th nullie 892 93 19 Dec 2024 684th lolgeny 892 93 22 Feb 2025 692nd Steffan153 🇫🇮 891 52 31 Dec 2022 693rd KatieLG 🇬🇧 891 60 4 May 2022 693rd ScottHamper 891 60 5 May 2022 693rd Re-Adventures 🇮🇳 891 60 5 May 2022 693rd 0x24a537r9 891 60 29 Jul 2022 693rd stefangabos 🇷🇴 891 60 19 Aug 2022 693rd eranws 891 60 10 Sep 2022 693rd GeorgeStechman 🇬🇧 891 60 26 Sep 2022 693rd BloodStormKnight 891 60 15 Oct 2022 693rd dzshn 891 60 3 Dec 2022 693rd biocommando 🇫🇮 891 60 20 Dec 2022 693rd Betuaredead 891 60 5 Jan 2023 693rd piano-miles 891 60 16 Jan 2023 693rd Yewzir 🇧🇪 891 60 12 Feb 2023 693rd shellbertt 🇨🇦 891 60 26 Feb 2023 693rd zakariamouhid 891 60 20 May 2023 693rd raphaelimahorn 891 60 23 Aug 2023 693rd jbt 891 60 25 Dec 2023 693rd olleicua 🇺🇸 891 60 15 Feb 2024 693rd HumanoidCPU 891 60 3 May 2024 693rd dokutan 891 60 13 Aug 2024 693rd LostSyntax21 🇬🇧 891 60 10 Sep 2024 693rd xyangst 891 60 28 Sep 2024 693rd a6166231 🇨🇳 891 60 22 days ago 716th Shanethegamer 🇺🇸 891 61 31 Oct 2022 716th MeWhenI 🇻🇦 891 61 4 Nov 2022 718th GolfingSuccess 🇬🇷 891 95 5 May 2022 718th Alex-x90 🇺🇸 891 95 4 Dec 2022 718th Mandrzejy 🇵🇱 891 95 22 Mar 2024 721st lynn 890 65 5 May 2022 721st GrayJoKing 🇦🇺 890 65 5 May 2022 721st Sakisan 🇧🇪 890 65 6 May 2022 721st JayXon 🇺🇸 890 65 17 Oct 2022 721st Steffan153 🇫🇮 890 65 12 Nov 2022 721st tobeannouncd 890 65 25 Apr 2025 727th sean-niemann 🇺🇸 890 73 12 Jul 2024 728th DialFrost 🇸🇬 890 95 10 Dec 2024 729th primo-ppcg 🇹🇭 889 52 5 May 2022 729th dvargas46 🇺🇸 889 52 22 Dec 2022 731st stefangimmillaro 889 71 2 Oct 2022 731st Steffan153 🇫🇮 889 71 23 Feb 2023 731st Shanethegamer 🇺🇸 889 71 16 May 2023 731st sean-niemann 🇺🇸 889 71 12 Jul 2024 735th JayXon 🇺🇸 889 74 14 Nov 2024 736th GrayJoKing 🇦🇺 889 77 13 Sep 2024 737th canissimia 🇦🇶 889 110 20 Feb 2023 738th stefangimmillaro 889 112 26 Sep 2023 738th kkoenig 889 112 4 Jan 2024 740th martinnorling 🇸🇪 888 75 5 May 2022 740th Trunksistor 🇫🇷 888 75 9 May 2022 740th bbakersmith 888 75 28 Jun 2022 740th bsoyka 888 75 16 Jul 2022 740th P-Quentin 🇫🇷 888 75 3 Aug 2022 740th julienlamoureux78 888 75 12 Aug 2022 740th dzshn 888 75 16 Aug 2022 740th NerdyMcNerd42 888 75 20 Aug 2022 740th destofr 888 75 25 Aug 2022 740th vishwathg 888 75 10 Oct 2022 740th nkoppel 888 75 19 Oct 2022 Prev 676–750 of 3,079 Next
