Collatz in Python 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 Minesweeper 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 Binary Lambda Calculus Calendar 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 Odd Polyomino Tiling p-adic Expansion Polygon Triangulations QR Encoder Quadratic Formula Semiprime Numbers Smooth Numbers Snake Sphenic Numbers Tower of Hanoi 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 Minesweeper 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 Binary Lambda Calculus Calendar 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 Odd Polyomino Tiling p-adic Expansion Polygon Triangulations QR Encoder Quadratic Formula Semiprime Numbers Smooth Numbers Snake Sphenic Numbers Tower of Hanoi Turtle Tutorial # Golfer Points Bytes Time Submitted 751st bartsowka2000 423 149 19ms 10 Jul 2023 752nd KapelMeister 420 150 13ms 5 Sep 2025 753rd sa1640 409 154 13ms 28 Apr 2025 754th arinhyther 406 155 17ms 24 Dec 2022 755th SebbeCaliban 401 157 18ms 11 Apr 2023 756th codefeld 364 173 18ms 5 Mar 2023 757th fl3ur1nestimable 354 178 15ms 24 Oct 2022 758th Laellekoenig 339 186 15ms 9 days ago 759th Siyasia 333 189 16ms 22 Apr 2025 760th kalehika1234 326 193 15ms 24 Apr 2025 761st hannahherbig 325 194 14ms 30 Mar 2023 762nd dahappy1989 307 205 18ms 5 Nov 2023 763rd sahilshresthaa 306 206 13ms 4 May 2025 764th jalbertgordon 304 207 12ms 24 Oct 2023 765th AidanWalter 301 209 13ms 3 Jan 2025 766th sayloren 290 217 22ms 5 Mar 2023 766th AshayP123 290 217 17ms 1 May 2025 768th rubenguajardount 280 225 20ms 4 May 2025 769th amritm55 276 228 13ms 1 Apr 2025 770th clarkatunt19 275 229 20ms 3 May 2025 771st jac1107 274 230 13ms 4 May 2025 771st rcs0252 274 230 13ms 4 May 2025 773rd apurbapokharel 269 234 20ms 3 Apr 2025 774th wlopez44 260 242 13ms 29 Apr 2025 774th sakshiPatel2602 260 242 13ms 3 May 2025 776th Zok030 259 243 14ms 1 Apr 2025 776th Josemnz 259 243 13ms 28 Apr 2025 778th tophy6 256 246 13ms 1 Apr 2025 778th LyndaS317 256 246 13ms 14 Apr 2025 780th letdank 255 247 14ms 1 Apr 2025 780th AdamGonzo1254 255 247 13ms 3 May 2025 782nd shawncrabtree 250 252 17ms 5 Jul 2025 783rd punkroczombie 248 254 17ms 4 May 2025 784th Abulsamad 221 285 13ms 5 May 2025 785th aidnrox 208 303 13ms 2 May 2025 786th OffSecVik 207 304 12ms 25 Feb 2023 787th Hailee100 201 314 14ms 1 Apr 2025 788th lightediand 🇬🇧 197 319 14ms 14 Dec 2022 789th chaamsak 196 322 13ms 1 May 2025 790th joshuamkite 192 328 15ms 15 Aug 2023 791st 27carig 191 330 33ms 2 May 2025 792nd steven-purcell 170 370 25ms 15 Jan 2024 793rd lightgeb 164 384 17ms 27 Oct 2023 793rd Zhenyu-Bo 164 384 14ms 1 Aug 2025 795th Samtheman773 162 390 13ms 22 Apr 2025 796th jejuan05 140 450 13ms 1 Apr 2025 797th DiyaKumariGupta 113 560 13ms 30 Apr 2025 798th chasedillard 100 629 14ms 30 Apr 2025 799th JKfromHMS 19 3,238 10ms 20 May 2024 799th RJFuller 19 3,238 11ms 3 Apr 2025 801st KatieLG-Transpiler 🇬🇧 15 4,233 10ms 23 Jun 2022 First Prev 751–801 of 801
