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 780th snoozingnewt 🇺🇸 AWK 812 66 2 Oct 2023 780th dokutan AWK 812 66 16 Mar 2024 783rd nstearns96 🇬🇧 R 812 75 12 Dec 2022 783rd snoozingnewt 🇺🇸 R 812 75 20 Oct 2023 785th Natanaelel 🇸🇪 Lua 812 79 2 Jun 2022 785th stellartux Lua 812 79 1 Jan 2024 785th dokutan Lua 812 79 6 days ago 788th sean-niemann 🇺🇸 Dart 811 79 13 Oct 2022 788th KrausRaus 🇺🇸 Dart 811 79 10 Nov 2022 788th Yewzir 🇧🇪 Dart 811 79 28 Mar 2024 791st ian-h-chamberlain 🇺🇸 Rust 811 101 7 Jul 2022 791st r-brinke 🇳🇱 Rust 811 101 24 Feb 2023 791st MeWhenI 🇻🇦 Rust 811 101 29 May 2023 794th m-tkach 🇺🇦 Coconut 810 59 21 Jan 2024 795th Shanethegamer 🇺🇸 Wren 810 78 10 Sep 2022 795th inventshah Wren 810 78 12 Sep 2022 797th juliansiebert 🇩🇪 PowerShell 809 58 15 Aug 2022 797th IISResetMe PowerShell 809 58 12 Mar 2024 799th MichalMarsalek 🇨🇿 Python 809 70 5 May 2022 799th primo-ppcg 🇹🇭 Python 809 70 5 May 2022 799th prplz 🇦🇺 Python 809 70 5 May 2022 799th rak1507 🇬🇧 Python 809 70 7 May 2022 799th inventshah Python 809 70 9 May 2022 799th k3w1k0d3r Python 809 70 22 Jun 2022 799th Bonjour27891 🇻🇳 Python 809 70 14 Jul 2022 799th OllieBoyne 🇬🇧 Python 809 70 19 Jul 2022 799th bricknellj Python 809 70 25 Jul 2022 799th wen1now Python 809 70 8 Aug 2022 799th 051 🇸🇬 Python 809 70 8 Aug 2022 799th Sp3000 🇦🇺 Python 809 70 8 Aug 2022 799th betaveros Python 809 70 9 Aug 2022 799th shelerr Python 809 70 9 Sep 2022 799th stewSquared 🇺🇸 Python 809 70 27 Sep 2022 799th 78790709 Python 809 70 19 Oct 2022 799th myfatemi04 Python 809 70 4 Nov 2022 799th kevinmchung Python 809 70 4 Nov 2022 799th fourth-bit Python 809 70 29 Nov 2022 799th aksyristos Python 809 70 25 Dec 2022 799th thizanne Python 809 70 27 Dec 2022 799th stefangimmillaro Python 809 70 6 Feb 2023 799th Seek64 🇩🇪 Python 809 70 7 Feb 2023 799th FieryIceStickie Python 809 70 3 Apr 2023 799th MeWhenI 🇻🇦 Python 809 70 30 Apr 2023 799th fgrosshans 🇫🇷 Python 809 70 5 May 2023 799th kellantech Python 809 70 15 May 2023 799th InigoK 🇺🇸 Python 809 70 14 Jun 2023 799th quimey Python 809 70 15 Jun 2023 799th bizy-coder Python 809 70 14 Aug 2023 799th janbehrens 🇩🇪 Python 809 70 24 Nov 2023 799th namelessiw Python 809 70 9 Jan 2024 799th mathisfun271 Python 809 70 13 Feb 2024 799th ThijsLuttikhuis Python 809 70 3 Mar 2024 799th jtaxen Python 809 70 1 Apr 2024 834th MeWhenI 🇻🇦 Haskell 809 74 22 Mar 2024 835th GolfingSuccess 🇬🇷 K 808 37 5 May 2022 835th zacjl K 808 37 22 Sep 2023 835th Yewzir 🇧🇪 K 808 37 10 Dec 2023 835th DialFrost 🇸🇬 K 808 37 7 Feb 2024 835th 2bular K 808 37 9 Feb 2024 840th ZakkkkAttackkkk 🇵🇭 C 808 76 23 Jul 2022 Prev 781–840 of 2,287 Next