Collatz in Java 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 CSS Colors (Inverse) CSS Grid Ellipse Perimeters Flags Floyd-Steinberg Dithering Gray Code Decoder Gray Code Encoder Hexagonal Spiral Highly Composite Numbers NFA Simulator 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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 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 76th KyleLashmet 587 150 333ms 18 Jul 2022 76th Pyro569 587 150 371ms 20 Jul 2023 76th aDwarfNamedUrist 587 150 397ms 30 Aug 2023 79th GeneralFabian 583 151 312ms 2 Dec 2024 80th lukemalek 575 153 389ms 10 Oct 2022 80th bidger 575 153 349ms 13 Nov 2022 80th astdefu 575 153 400ms 10 Dec 2022 83rd Geird 568 155 510ms 22 Feb 2023 83rd hidude562 568 155 414ms 21 Jun 2023 85th luca1339 564 156 403ms 10 Jun 2024 86th LunaHD24 553 159 341ms 30 Apr 2024 87th clayboll99 550 160 311ms 15 Jul 2025 88th jonah1068 543 162 523ms 15 Sep 2023 89th kanjurer 524 168 482ms 29 Sep 2022 89th noahdorsch 524 168 409ms 6 Mar 2025 91st sonisonjames 515 171 332ms 26 Nov 2022 92nd winigo3 500 176 421ms 8 Aug 2022 93rd atazzam 🇺🇸 473 186 318ms 20 May 2023 94th Bodo171 454 194 314ms 1 Dec 2022 95th carlosbviteri 423 208 477ms 25 Apr 2024 96th xpoes123 419 210 338ms 25 Jul 2022 97th cnelson20 373 236 364ms 12 Oct 2022 98th kevinnaviapaiva 359 245 367ms 18 Feb 2025 99th Kian1031 351 251 317ms 28 Jan 2025 100th weber-hge 299 294 420ms 13 Jun 2023 101st Koubidoo 230 383 502ms 21 Mar 2023 102nd gameing-guy 187 471 323ms 3 Jul 2022 103rd KatieLG 🇬🇧 27 3,273 366ms 24 Sep 2025 104th KatieLG-Transpiler 🇬🇧 27 3,296 327ms 23 Jun 2022 105th retrohun 20 4,297 368ms 27 Dec 2022 105th Mabeloid 🇳🇴 20 4,297 310ms 17 Sep 2024 First Prev 76–106 of 106
KyleLashmet
Pyro569
aDwarfNamedUrist
GeneralFabian
lukemalek
bidger
astdefu
Geird
hidude562
luca1339
LunaHD24
clayboll99
jonah1068
kanjurer
noahdorsch
sonisonjames
winigo3
atazzam
🇺🇸
Bodo171
carlosbviteri
xpoes123
cnelson20
kevinnaviapaiva
Kian1031
weber-hge
Koubidoo
gameing-guy
KatieLG
🇬🇧
KatieLG-Transpiler
🇬🇧
retrohun
Mabeloid
🇳🇴