Happy Numbers 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 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 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 781st roavin C# 647 83 16 May 2022 782nd Yewzir 🇧🇪 AWK 646 85 19 days ago 783rd dokutan sed 646 112 2 Oct 2023 784th Irratix 🇳🇱 Haskell 645 89 23 Sep 2021 785th boxjelly Java 645 153 17 Feb 2021 786th FlorianCassayre 🇫🇷 Python 644 73 30 Oct 2022 787th emgordon154 Zig 644 143 22 Dec 2021 787th primo-ppcg 🇹🇭 Zig 644 143 5 Mar 2022 787th Yewzir 🇧🇪 Zig 644 143 13 Jul 2023 787th ovs-code 🇩🇪 Zig 644 143 10 Sep 2023 791st SirBogman 🇺🇸 Fortran 643 86 2 Nov 2022 792nd bastatom Go 642 131 25 Feb 2024 792nd dokutan Go 642 131 26 days ago 794th lynn Crystal 641 59 25 May 2022 795th NewDefectus 🇮🇱 Perl 640 54 15 Dec 2021 796th stefangimmillaro PHP 640 71 9 Jan 2022 796th emplv 🇱🇻 PHP 640 71 21 Jul 2022 798th jakobwitte JavaScript 640 77 21 Mar 2018 798th Mikaeel66 JavaScript 640 77 11 Nov 2019 798th Re-Adventures 🇮🇳 JavaScript 640 77 18 May 2021 801st lynn sed 640 113 27 May 2022 801st Natanaelel 🇸🇪 sed 640 113 28 Aug 2022 801st sean-niemann 🇺🇸 sed 640 113 20 May 2023 804th roupiq 🇵🇱 C 639 82 19 Feb 2024 805th jared-hughes Zig 639 144 25 Oct 2022 806th dpatterbee Go 637 132 24 Aug 2020 807th ashtraypettingzoo 🇺🇸 J 636 43 16 Feb 2023 807th 4hg 🇺🇸 J 636 43 21 Aug 2023 809th Mortis66666 Python 636 74 10 Jun 2022 810th shuding JavaScript 632 78 4 May 2020 810th igmcdowell JavaScript 632 78 20 Dec 2021 810th dylanarmstrong JavaScript 632 78 24 Jan 2024 813th hrubymar10 Go 632 133 27 Feb 2024 814th GrayJoKing 🇦🇺 brainfuck 632 275 3 Aug 2020 815th janbehrens 🇩🇪 PowerShell 631 52 26 Nov 2023 816th Shanethegamer 🇺🇸 Julia 631 53 12 Dec 2022 816th MeWhenI 🇻🇦 Julia 631 53 15 Feb 2023 818th boxjelly Haskell 631 91 22 Jan 2021 819th b97tsk Go 628 134 21 Apr 2020 820th Re-Adventures 🇮🇳 Java 628 157 8 Mar 2021 821st MeWhenI 🇻🇦 Janet 626 61 23 May 2023 822nd arctouch-cristiannevianna C# 625 86 25 May 2023 823rd Shanethegamer 🇺🇸 OCaml 625 109 25 Apr 2023 824th p01 JavaScript 624 79 3 Nov 2017 824th kayahr JavaScript 624 79 17 Jun 2021 824th alasdair-greenland JavaScript 624 79 10 Nov 2021 824th eranws JavaScript 624 79 9 Sep 2022 828th NewDefectus 🇮🇱 C 624 84 16 Dec 2021 829th GrayJoKing 🇦🇺 AWK 624 88 3 Nov 2022 829th Shanethegamer 🇺🇸 AWK 624 88 3 Nov 2022 831st sean-niemann 🇺🇸 PHP 623 73 19 Mar 2022 831st DialFrost 🇸🇬 PHP 623 73 12 Oct 2023 833rd m-tkach 🇺🇦 Wren 622 77 5 Dec 2023 834th dokutan Crystal 620 61 13 days ago 835th nwellnhof 🇩🇪 PowerShell 619 53 27 Dec 2021 835th sisyphus-ppcg 🇦🇺 PowerShell 619 53 15 Aug 2022 835th Steffan153 🇫🇮 PowerShell 619 53 29 Jan 2023 838th aposteriorist 🇨🇦 D 619 99 27 Feb 2022 838th stackofbears D 619 99 5 Mar 2022 840th annaproxy C 617 85 18 May 2023 Prev 781–840 of 2,284 Next