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 Calendar Card Number Validation Catalan Numbers Catalan’s Constant Christmas Trees Collatz Continued Fractions 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 Minesweeper Morse Decoder Morse Encoder Multitap Input 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 Tower of Hanoi Transpose Sentence Trinomial Triangle United States Vampire Numbers Van Eck Sequence Zeckendorf Representation Zodiac Signs γ λ π τ φ √2 𝑒 Alphabetic Numbers Apéry’s Constant Binary Lambda Calculus Connect Four Crossword CSS Colors (Inverse) CSS Grid Ellipse Perimeters Flags Floyd-Steinberg Dithering Gray Code Decoder Gray Code Encoder Hexagonal Spiral Highly Composite Numbers NFA Simulator Numbrix Odd Polyomino Tiling p-adic Expansion Polygon Triangulations QR Encoder Quadratic Formula Rectangle Fill Semiprime Numbers Smooth Numbers Snake Sphenic Numbers Taxicab Numbers Turtle Tutorial All Languages ><> ALGOL 68 ArkScript Assembly AWK Bash BASIC Berry brainfuck C C# C++ Civet Clojure COBOL Coconut Common Lisp Crystal D Dart Elixir Erlang 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 APL Arturo Befunge BQN CJam CoffeeScript Egel Fennel Harbour Hare Haxe Hush Hy iogii Knight Lily Luau Odin Picat Qore Racket Rebol Rexx Scala Squirrel Stax Uiua Umka Vala Vyxal

Bytes Chars

Hole	Golfer	Chars	Time	Submitted
Collatz	madeforlosers	72	92ms	4 days ago
Collatz	snoozingnewt	80	83ms	8 Oct 2025
Collatz	Arkadios200	77	80ms	5 Sep 2025
Collatz	kmathis22	75	85ms	5 Sep 2025
Collatz	CaedenHarper	3,240	67ms	16 Aug 2025
Collatz	Kenna-Blackburn	81	86ms	8 Jul 2025
Collatz	kaascevich	72	90ms	8 Jul 2025
Collatz	JayXon	🥇 68	94ms	4 Mar 2025
Collatz	The-Wolfson	94	83ms	7 Feb 2025
Collatz	Mabeloid	3,240	67ms	21 Sep 2024
Collatz	dokutan	83	80ms	30 Jul 2024
Collatz	sean-niemann	71	91ms	12 Jul 2024
Collatz	HumanoidCPU	73	82ms	7 May 2024
Collatz	ovs-code	74	84ms	17 Apr 2024
Collatz	MWI-polygolf	73	84ms	6 Dec 2023
Collatz	wearsunscreen	112	83ms	19 Oct 2023
Collatz	msbranicky	83	83ms	13 Sep 2023
Collatz	stackotter	74	83ms	29 May 2023
Collatz	Shanethegamer	71	93ms	16 May 2023
Collatz	bwat2	74	80ms	31 Mar 2023
Collatz	steffan-polygolf	73	88ms	23 Feb 2023
Collatz	MeWhenI	🥇 68	91ms	23 Feb 2023
Collatz	Steffan153	71	97ms	23 Feb 2023
Collatz	StronkCheese	95	82ms	18 Feb 2023
Collatz	Yewzir	83	80ms	12 Feb 2023
Collatz	KatieLG	74	92ms	15 Jan 2023
Collatz	Betuaredead	74	78ms	6 Jan 2023
Collatz	retrohun	3,240	66ms	27 Dec 2022
Collatz	mtirado1	74	80ms	24 Dec 2022
Collatz	gavinmorrow	230	83ms	20 Dec 2022
Collatz	stefangimmillaro	71	89ms	2 Oct 2022
Collatz	eshilo-draper	75	90ms	6 Sep 2022
Collatz	KatieLG-Transpiler	4,251	668ms	10 Jul 2022
Collatz	johnnythedoggie	72	93ms	13 May 2022
Collatz	Lydxn	🥉 70	88ms	7 May 2022
Collatz	m-tkach	81	96ms	4 May 2022