Collatz in C++ 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 74th SiestaGuru 788 113 9 Jan 2023 74th dranjohn 788 113 17 Sep 2023 74th Bpc-CPU 788 113 11 Jul 2025 79th Radwatch 781 114 22 Jun 2022 79th Seek64 🇩🇪 781 114 10 Nov 2022 79th fkantelberg 781 114 15 Jul 2023 79th Ohh-n 781 114 9 Aug 2025 83rd 0dyse 774 115 23 Apr 2025 84th nstearns96 🇬🇧 767 116 27 Oct 2022 84th NeatCrown 🇨🇦 767 116 14 Dec 2022 84th 08jne01 767 116 21 Nov 2024 87th heanyang1 761 117 20 Apr 2025 87th kmathis22 761 117 8 days ago 89th james-downey 754 118 9 Jul 2022 89th kellantech 754 118 8 Aug 2023 89th AsbestosSniffer 754 118 3 Dec 2023 89th trinityy-7 754 118 7 Mar 2024 93rd ldoodle 748 119 24 Aug 2022 93rd Smetalo 748 119 25 Aug 2022 93rd Pyro569 748 119 29 Jul 2023 96th AlexanderFair 742 120 21 Jun 2023 97th ronbaron 736 121 21 Feb 2023 97th Arkadios200 736 121 13 days ago 99th ComputerKWasTaken 🇺🇸 730 122 20 Jan 2025 99th TheZwierzLF 🇵🇱 730 122 2 Jun 2025 101st galloj 🇨🇿 712 125 20 May 2023 101st msbranicky 712 125 20 Aug 2023 101st NormalDoctor 712 125 10 Jan 2024 101st noahgitsham 712 125 20 Jun 2024 105th GolfGPT 706 126 19 Nov 2023 105th OwenElliottDev 706 126 25 Jul 2024 107th STIXTheMachine 701 127 10 May 2022 108th aDwarfNamedUrist 690 129 21 Nov 2022 109th DragonaireM 685 130 6 Feb 2023 109th rethaliate 685 130 21 Sep 2024 111th sm1lko 679 131 7 Dec 2022 111th oofsamy 679 131 25 Jun 2023 113th ms-tingliang 674 132 5 Aug 2022 113th GWStuart 674 132 22 Dec 2022 115th wearsunscreen 669 133 19 Oct 2023 116th Santaclaus3dprints 664 134 10 Sep 2024 117th domi-s 659 135 9 Feb 2025 118th snoozingnewt 🇺🇸 654 136 11 Sep 2023 119th Bodo171 645 138 10 Dec 2022 120th strogor 636 140 13 Jun 2025 121st tik25 601 148 28 Mar 2024 121st jameswmccarty 601 148 24 Sep 2024 123rd StronkCheese 🇺🇸 586 152 13 Mar 2023 124th Alex-Huggett 🇬🇧 582 153 14 Apr 2024 124th joseph-w0ng 582 153 5 Jul 2024 126th mathisfun271 571 156 19 Feb 2024 127th NotTooMuch 560 159 9 Dec 2022 128th MEarley 536 166 19 Sep 2023 129th arealhero 478 186 3 Nov 2023 130th george1605 449 198 8 Feb 2023 131st kevinnaviapaiva 428 208 6 Mar 2025 132nd OiHarv 308 289 14 Dec 2024 133rd ShinyHunter04 301 296 8 Apr 2025 134th meh-mf 224 397 4 May 2025 135th SamNew01 206 432 5 May 2025 136th CuboidRaptor 🇨🇦 204 436 28 Aug 2025 137th PxL801 193 462 5 May 2025 138th retrohun 21 4,269 27 Dec 2022 138th Mabeloid 🇳🇴 21 4,269 17 Sep 2024 140th KatieLG 🇬🇧 21 4,281 23 Mar 2024 141st KatieLG-Transpiler 🇬🇧 21 4,304 24 Jun 2022 First Prev 76–141 of 141