Collatz in all languages in chars. 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 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 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 Pangram Grep Pascal’s Triangle Pernicious Numbers Pernicious Numbers (Long) Poker Prime Numbers Prime Numbers (Long) Proximity Grid QR Decoder Quine Recamán Repeating Decimals Reverse Polish Notation 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 v2 Ten-pin Bowling Time Distance Tongue-twisters United States Vampire Numbers Van Eck Sequence Zodiac Signs γ λ π τ φ √2 𝑒 All Languages ><> Assembly AWK Bash BASIC Berry brainfuck C C# C++ Clojure COBOL Coconut Crystal D Dart Elixir F# Factor Forth Fortran Go GolfScript Haskell Hexagony J Janet Java JavaScript Julia K Lisp Lua Nim OCaml Pascal Perl PHP PowerShell Prolog Python R Raku Rockstar Ruby Rust 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++ Clojure COBOL Coconut Crystal D Dart Elixir F# Factor Forth Fortran Go GolfScript Haskell Hexagony J Janet Java JavaScript Julia K Lisp Lua Nim OCaml Pascal Perl PHP PowerShell Prolog Python R Raku Rockstar Ruby Rust 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 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 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 Pangram Grep Pascal’s Triangle Pernicious Numbers Pernicious Numbers (Long) Poker Prime Numbers Prime Numbers (Long) Proximity Grid QR Decoder Quine Recamán Repeating Decimals Reverse Polish Notation 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 v2 Ten-pin Bowling Time Distance Tongue-twisters United States Vampire Numbers Van Eck Sequence Zodiac Signs γ λ π τ φ √2 𝑒 # Golfer Lang Points Chars Time 541st primo-ppcg 🇹🇭 COBOL 857 221 29 Aug 2023 542nd Setvizan JavaScript 856 62 12 Jan 2023 542nd GreenBeansAgainstVeganism JavaScript 856 62 13 Jan 2023 542nd arctouch-cristiannevianna JavaScript 856 62 3 Apr 2023 542nd Corxldyphik JavaScript 856 62 11 Apr 2023 542nd madeforlosers JavaScript 856 62 1 Nov 2023 542nd Blockyheadman JavaScript 856 62 1 Nov 2023 542nd ollyspooner JavaScript 856 62 22 Nov 2023 542nd itserasmus JavaScript 856 62 25 Jan 2024 542nd Jacob385 JavaScript 856 62 13 Mar 2024 551st robertoman37 Haskell 856 70 28 Jan 2024 552nd shellbertt 🇨🇦 C++ 856 98 9 May 2022 552nd iakolzin C++ 856 98 26 May 2022 552nd Betuaredead C++ 856 98 5 Jan 2023 552nd oceko C++ 856 98 19 Feb 2024 552nd dokutan C++ 856 98 17 Mar 2024 557th crizin 🇰🇷 Java 856 136 9 Sep 2023 557th ravnskjaer 🇩🇰 Java 856 136 2 Jan 2024 559th JRaspass 🇬🇧 Raku 855 41 4 May 2022 559th SirBogman 🇺🇸 Raku 855 41 4 May 2022 559th Natanaelel 🇸🇪 Raku 855 41 4 May 2022 562nd steffan-polygolf Swift 855 73 23 Feb 2023 562nd MWI-polygolf Swift 855 73 6 Dec 2023 564th mtirado1 Lua 855 75 13 Aug 2022 565th MeWhenI 🇻🇦 Zig 855 154 10 Oct 2023 566th ulucs K 854 35 8 May 2022 566th GrayJoKing 🇦🇺 K 854 35 9 May 2022 568th Steffan153 🇫🇮 F# 854 82 23 Feb 2023 569th MeWhenI 🇻🇦 COBOL 854 222 1 Aug 2023 570th GrayJoKing 🇦🇺 Coconut 853 56 15 Jan 2024 570th AlephSquirrel Coconut 853 56 21 Jan 2024 572nd jared-hughes C 853 72 6 Jul 2022 572nd sean-niemann 🇺🇸 C 853 72 31 Aug 2022 572nd Steffan153 🇫🇮 C 853 72 3 Jan 2023 572nd MeWhenI 🇻🇦 C 853 72 7 May 2023 572nd ListeriaM C 853 72 22 Aug 2023 572nd JohandeRuiter 🇳🇱 C 853 72 2 Oct 2023 578th TylerBloom Rust 853 96 22 Mar 2024 579th DialFrost 🇸🇬 Tcl 852 78 4 Feb 2023 579th Steffan153 🇫🇮 Tcl 852 78 4 Feb 2023 581st Frowny J 851 38 5 May 2022 582nd sean-niemann 🇺🇸 Julia 851 50 2 Oct 2022 582nd DialFrost 🇸🇬 Julia 851 50 24 Oct 2023 584th KatieLG 🇬🇧 Go 850 115 25 Sep 2022 585th MeWhenI 🇻🇦 Janet 849 81 23 May 2023 586th eshilo-draper Java 849 137 4 Sep 2022 587th 386asm 🇺🇸 BASIC 847 86 9 Apr 2023 587th sean-niemann 🇺🇸 BASIC 847 86 23 Apr 2023 589th eshilo-draper C# 847 91 4 Sep 2022 589th ericlangedijk 🇸🇮 C# 847 91 23 May 2023 589th KatieLG 🇬🇧 C# 847 91 4 days ago 592nd MeWhenI 🇻🇦 GolfScript 846 26 25 Aug 2022 592nd AlephSquirrel GolfScript 846 26 6 Jan 2023 594th o0lit3 🇺🇸 Perl 846 54 22 Jun 2023 595th DialFrost 🇸🇬 R 846 72 22 Oct 2023 596th Yewzir 🇧🇪 Berry 845 65 9 Oct 2023 596th MeWhenI 🇻🇦 Berry 845 65 10 Oct 2023 596th DialFrost 🇸🇬 Berry 845 65 7 Nov 2023 599th SirBogman 🇺🇸 Ruby 844 55 5 May 2022 599th xiBread 🇺🇸 Ruby 844 55 6 May 2022 Prev 541–600 of 2,290 Next