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 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 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 Rule 110 Seven Segment SI Units Sierpiński Triangle Smith Numbers Spelling Numbers Star Wars Opening Crawl Sudoku Sudoku (Fill-in) Ten-pin Bowling Time Distance Tongue-twisters Transpose Sentence United States Vampire Numbers Van Eck Sequence Zeckendorf Representation Zodiac Signs γ λ π τ φ √2 𝑒 All Languages ><> Assembly AWK Bash BASIC Berry brainfuck C C# C++ Civet Clojure COBOL Coconut Crystal D Dart Elixir F# Factor Forth Fortran Go GolfScript Haskell Hexagony J Janet Java JavaScript jq Julia K Kotlin Lisp Lua Nim OCaml Pascal Perl PHP PowerShell Prolog Python R Raku Rockstar Ruby Rust Scheme sed SQL Swift Tcl TeX V VimL Wren Zig Bytes Chars Scoring Bytes Chars Language All ><> Assembly AWK Bash BASIC Berry brainfuck C C# C++ Civet Clojure COBOL Coconut Crystal D Dart Elixir F# Factor Forth Fortran Go GolfScript Haskell Hexagony J Janet Java JavaScript jq Julia K Kotlin Lisp Lua Nim OCaml Pascal Perl PHP PowerShell Prolog Python R Raku Rockstar Ruby Rust Scheme sed SQL Swift Tcl TeX V VimL Wren Zig 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 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 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 Rule 110 Seven Segment SI Units Sierpiński Triangle Smith Numbers Spelling Numbers Star Wars Opening Crawl Sudoku Sudoku (Fill-in) Ten-pin Bowling Time Distance Tongue-twisters Transpose Sentence United States Vampire Numbers Van Eck Sequence Zeckendorf Representation Zodiac Signs γ λ π τ φ √2 𝑒 # Golfer Points Bytes Time 99th sean-niemann 🇺🇸 950 70 10 Jul 2024 99th 5cw 🇺🇸 950 70 13 Jul 2024 99th CaedenHarper 🇨🇦 950 70 3 Aug 2024 99th emgordon154 950 70 5 Aug 2024 99th dokutan 950 70 9 Aug 2024 99th jatloe 950 70 26 Aug 2024 99th lgrandco 950 70 9 Oct 2024 158th Lydxn 🇨🇦 949 89 6 May 2022 158th JayXon 🇺🇸 949 89 7 May 2022 158th nwellnhof 🇩🇪 949 89 5 Jun 2022 161st Lydxn 🇨🇦 947 59 6 May 2022 162nd ovs-code 🇩🇪 947 61 5 Aug 2024 163rd Lydxn 🇨🇦 947 82 6 May 2022 163rd JayXon 🇺🇸 947 82 9 May 2022 165th primo-ppcg 🇹🇭 945 49 5 May 2022 165th Lydxn 🇨🇦 945 49 8 May 2022 167th Lydxn 🇨🇦 945 55 16 Jan 2024 167th ovs-code 🇩🇪 945 55 16 Jan 2024 167th Steffan153 🇫🇮 945 55 16 Jan 2024 167th kg583 🇺🇸 945 55 16 Feb 2024 167th Shanethegamer 🇺🇸 945 55 24 Mar 2024 167th pardouin 🇫🇷 945 55 30 Jun 2024 167th JayXon 🇺🇸 945 55 17 Aug 2024 174th saito-ta 🇯🇵 943 49 13 May 2022 174th Lydxn 🇨🇦 943 49 28 May 2022 176th lyphyser 940 46 13 Jan 2024 176th AdrienHache 🇫🇷 940 46 9 Apr 2024 178th JayXon 🇺🇸 940 69 17 Oct 2022 178th Lydxn 🇨🇦 940 69 4 Feb 2023 180th JayXon 🇺🇸 940 88 17 Oct 2022 181st canissimia 🇦🇶 939 50 5 May 2022 181st ovs-code 🇩🇪 939 50 7 May 2022 181st sisyphus-ppcg 🇦🇺 939 50 20 Feb 2023 181st Steffan153 🇫🇮 939 50 20 Jul 2024 185th canissimia 🇦🇶 938 51 6 May 2022 185th Lydxn 🇨🇦 938 51 6 May 2022 185th primo-ppcg 🇹🇭 938 51 6 May 2022 188th inventshah 937 57 4 May 2022 188th itsh01 937 57 17 May 2022 188th Natanaelel 🇸🇪 937 57 16 Jun 2022 188th Attero 🇸🇪 937 57 3 Aug 2022 188th SirFireball3521 937 57 26 Jan 2023 188th Kacarott 🇦🇺 937 57 24 Mar 2023 188th nathanadams 🇳🇿 937 57 24 Apr 2023 188th hacker112 🇸🇪 937 57 20 Jun 2024 188th thisishowmymindworks 🇳🇴 937 57 28 Jun 2024 188th helbling 🇨🇭 937 57 26 Jul 2024 188th Salutations45 937 57 3 days ago 199th TFeld00 🇩🇰 937 71 17 May 2022 199th DialFrost 🇸🇬 937 71 15 Nov 2022 199th StefanHabel 🇨🇦 937 71 29 Nov 2022 199th nstearns96 🇬🇧 937 71 11 Jan 2023 199th hallvabo 🇳🇴 937 71 7 Feb 2023 199th anter69 🇭🇺 937 71 21 May 2024 199th rucin93 🇵🇱 937 71 10 Jul 2024 206th primo-ppcg 🇹🇭 936 58 13 Nov 2022 206th clockworknazo 936 58 15 Nov 2022 206th Lydxn 🇨🇦 936 58 7 Feb 2023 206th xsot 🇸🇬 936 58 28 Jun 2024 210th stefangimmillaro 936 83 4 May 2022 210th MeWhenI 🇻🇦 936 83 4 May 2022 210th Irratix 🇳🇱 936 83 4 May 2022 210th janbehrens 🇩🇪 936 83 4 May 2022 210th m-tkach 🇺🇦 936 83 4 May 2022 210th sean-niemann 🇺🇸 936 83 4 May 2022 210th nwellnhof 🇩🇪 936 83 4 May 2022 210th Shanethegamer 🇺🇸 936 83 4 May 2022 210th ScottHamper 936 83 5 May 2022 210th Re-Adventures 🇮🇳 936 83 5 May 2022 210th Romain-1 🇫🇷 936 83 1 Jun 2022 210th Gaddy 🇫🇷 936 83 1 Jun 2022 210th 5quiwyrm 936 83 4 Sep 2022 210th tomtheisen 🇺🇸 936 83 22 Dec 2022 210th Betuaredead 936 83 5 Jan 2023 210th annaproxy 936 83 7 Jan 2023 Prev 151–225 of 2,730 Next