Collatz in Lua 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 Trinomial Triangle 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 Smooth Numbers Snake Sphenic Numbers 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 Luau 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 Luau 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 Trinomial Triangle 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 Smooth Numbers Snake Sphenic Numbers Turtle Tutorial # Golfer Points Bytes Time Submitted 1st JayXon 🇺🇸 1,000 69 5ms 17 Oct 2022 1st Lydxn 🇨🇦 1,000 69 5ms 4 Feb 2023 3rd GrayJoKing 🇦🇺 986 70 3ms 13 Jul 2024 3rd FlyingPenguin223 986 70 4ms 4 Oct 2024 3rd jipsong 🇩🇪 986 70 6ms 5 Apr 2025 6th Steffan153 🇫🇮 972 71 6ms 10 Dec 2022 6th synt7x 🇺🇸 972 71 4ms 7 Jul 2025 8th Shanethegamer 🇺🇸 958 72 4ms 4 May 2022 8th jared-hughes 958 72 4ms 4 May 2022 8th Waffle3z 958 72 7ms 5 May 2022 8th Blendi-Goose 958 72 6ms 16 Mar 2025 8th edsrzf 🇳🇿 958 72 5ms 12 Apr 2025 8th sean-niemann 🇺🇸 958 72 6ms 6 days ago 14th RockOfStone 945 73 5ms 3 days ago 15th Grrisly 932 74 4ms 25 Mar 2024 16th mtirado1 920 75 8ms 13 Aug 2022 17th frosster 908 76 7ms 12 May 2023 17th kyleclaassen 908 76 11ms 20 May 2023 17th NickTheEASDude 🇺🇸 908 76 6ms 7 May 2024 17th koipondx86 908 76 8ms 8 Nov 2024 21st rollershutter 885 78 4ms 8 Jul 2022 21st destofr 885 78 8ms 25 Aug 2022 21st 5quiwyrm 885 78 3ms 4 Sep 2022 21st thej10n 885 78 10ms 12 Jun 2024 21st SwordF-Official 885 78 3ms 27 Apr 2025 26th Natanaelel 🇸🇪 873 79 4ms 2 Jun 2022 26th stellartux 873 79 5ms 1 Jan 2024 26th dokutan 873 79 9ms 27 Apr 2024 26th Mabeloid 🇳🇴 873 79 4ms 22 Sep 2024 30th wearsunscreen 863 80 4ms 19 Oct 2023 31st steffan-polygolf 852 81 9ms 23 Feb 2023 31st msbranicky 852 81 4ms 10 Oct 2023 33rd MeWhenI 🇻🇦 841 82 6ms 31 Dec 2022 33rd ComputerKWasTaken 🇺🇸 841 82 4ms 20 Jan 2025 33rd Vexxter9 🇳🇱 841 82 5ms 4 Feb 2025 36th Phil-RGOMEGA 831 83 4ms 1 Jun 2023 36th Maximizer02 831 83 7ms 1 Oct 2023 36th MWI-polygolf 831 83 5ms 6 Dec 2023 36th anarconic 831 83 4ms 8 Dec 2023 40th aDwarfNamedUrist 821 84 4ms 21 Nov 2022 40th kmathis22 821 84 5ms 5 Sep 2025 42nd jacobly0 🇺🇸 802 86 5ms 10 Oct 2023 43rd snoozingnewt 🇺🇸 767 90 3ms 14 days ago 44th StronkCheese 🇺🇸 758 91 9ms 13 Mar 2023 45th Lemonz-13223 750 92 5ms 1 Sep 2022 46th charliegaming 742 93 3ms 4 Oct 2023 46th JesseNoEyes 🇺🇸 742 93 3ms 18 Sep 2024 46th kTheLemon 742 93 4ms 15 Mar 2025 49th resoNathan 726 95 5ms 9 Jul 2024 50th strogor 719 96 5ms 17 Sep 2025 51st SpiritAxolotl 🇺🇸 676 102 7ms 21 Mar 2024 52nd mitchten 670 103 3ms 10 Oct 2022 53rd madeforlosers 616 112 5ms 22 Nov 2024 54th EnigmaticError 595 116 4ms 27 Jan 2024 55th koweret 575 120 5ms 13 Sep 2025 56th WyWy21 531 130 3ms 15 Apr 2025 57th suchir1 523 132 6ms 4 Jan 2023 58th JRaspass 🇬🇧 21 3,234 1ms 4 May 2022 58th HumanoidCPU 21 3,234 1ms 4 Mar 2025 58th CaedenHarper 🇨🇦 21 3,234 1ms 16 Aug 2025 61st KatieLG-Transpiler 🇬🇧 16 4,233 3ms 23 Jun 2022 61st retrohun 16 4,233 2ms 27 Dec 2022 61st KatieLG 🇬🇧 16 4,233 2ms 8 Jan 2025 1–63 of 63