The Set hole will go live in approximately 7 hours. Why not try and solve it ahead of time?
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 Seven Segment SI Units Sierpiński Triangle Smith Numbers Spelling Numbers 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 Set Snake Sphenic Numbers Star Wars GPT 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 Seven Segment SI Units Sierpiński Triangle Smith Numbers Spelling Numbers 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 Set Snake Sphenic Numbers Star Wars GPT Trinomial Triangle Turtle Tutorial # Golfer Points Bytes Time 1st AlephSquirrel 1,000 26 6 Jan 2023 1st ovs-code 🇩🇪 1,000 26 5 May 2024 1st saito-ta 🇯🇵 1,000 26 12 Dec 2024 4th ovs-code 🇩🇪 982 31 8 Mar 2023 5th Lydxn 🇨🇦 978 68 5 May 2022 5th GrayJoKing 🇦🇺 978 68 15 Nov 2022 5th Bubbler-4 978 68 15 Nov 2022 5th JayXon 🇺🇸 978 68 7 Mar 2023 5th Rubiksmath 978 68 14 Aug 2023 5th khvdm 978 68 5 Sep 2024 11th Irratix 🇳🇱 971 55 4 May 2022 11th nwellnhof 🇩🇪 971 55 4 May 2022 11th m-tkach 🇺🇦 971 55 5 May 2022 11th Lydxn 🇨🇦 971 55 5 May 2022 11th JayXon 🇺🇸 971 55 5 May 2022 11th emplv 🇱🇻 971 55 5 May 2022 11th prplz 🇦🇺 971 55 5 May 2022 11th primo-ppcg 🇹🇭 971 55 5 May 2022 11th GrayJoKing 🇦🇺 971 55 6 May 2022 11th ovs-code 🇩🇪 971 55 6 May 2022 11th sisyphus-ppcg 🇦🇺 971 55 7 May 2022 11th pavelb 971 55 8 Aug 2022 11th stefangimmillaro 971 55 2 Oct 2022 11th MeWhenI 🇻🇦 971 55 2 Oct 2022 11th Steffan153 🇫🇮 971 55 12 Nov 2022 11th Bubbler-4 971 55 14 Nov 2022 11th lukegustafson 🇺🇸 971 55 14 Nov 2023 11th trinityy-7 971 55 17 Dec 2023 11th xsot 🇸🇬 971 55 1 Jun 2024 11th vlpx 🇫🇮 971 55 18 Jun 2024 11th rucin93 🇵🇱 971 55 10 Jul 2024 11th sean-niemann 🇺🇸 971 55 10 Jul 2024 11th pardouin 🇫🇷 971 55 7 Aug 2024 11th Liniarc 971 55 11 Dec 2024 11th targrik 971 55 10 Feb 2025 36th ovs-code 🇩🇪 967 34 7 Mar 2023 37th Lydxn 🇨🇦 966 65 21 Dec 2023 37th rhdqor213 966 65 10 Aug 2024 39th nwellnhof 🇩🇪 964 69 4 May 2022 39th m-tkach 🇺🇦 964 69 4 May 2022 39th GolfingSuccess 🇬🇷 964 69 5 May 2022 39th jared-hughes 964 69 5 May 2022 39th ovs-code 🇩🇪 964 69 5 May 2022 39th btnlq 964 69 5 May 2022 39th sisyphus-ppcg 🇦🇺 964 69 6 May 2022 39th lynn 964 69 22 Aug 2022 39th Steffan153 🇫🇮 964 69 15 Nov 2022 39th AlexanderFair 964 69 19 Jul 2023 39th pardouin 🇫🇷 964 69 11 Nov 2023 39th AlephSquirrel 964 69 30 Dec 2023 39th kg583 🇺🇸 964 69 28 Jan 2024 39th davecame 964 69 20 Aug 2024 39th zacjl 964 69 19 Sep 2024 39th starfihs 964 69 12 Oct 2024 39th kops-cg 964 69 9 Feb 2025 39th sean-niemann 🇺🇸 964 69 24 days ago 39th plcc0 964 69 5 days ago 39th yujh-yujh 🇬🇸 964 69 3 days ago 59th sisyphus-ppcg 🇦🇺 963 27 22 Jul 2022 59th MeWhenI 🇻🇦 963 27 22 Jul 2022 59th Lydxn 🇨🇦 963 27 28 Jul 2022 59th GrayJoKing 🇦🇺 963 27 31 Jul 2022 59th clockworknazo 963 27 17 Aug 2022 59th primo-ppcg 🇹🇭 963 27 30 Sep 2022 59th JayXon 🇺🇸 963 27 23 Oct 2022 59th Steffan153 🇫🇮 963 27 15 Nov 2022 59th betaveros 963 27 4 Jan 2023 59th neel11235813 963 27 16 Mar 2023 59th orthoplex 🇨🇽 963 27 5 Oct 2023 59th lynn 963 27 16 Oct 2023 59th emgordon154 963 27 13 Sep 2024 72nd Lydxn 🇨🇦 959 49 4 May 2022 72nd JayXon 🇺🇸 959 49 17 Oct 2022 72nd GrayJoKing 🇦🇺 959 49 15 Nov 2022 75th GrayJoKing 🇦🇺 958 38 5 May 2022 1–75 of 2,892 Next