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Happy Numbers (Long) 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 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 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 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 Hilbert Curve Minesweeper NFA Simulator Odd Polyomino Tiling p-adic Expansion Polygon Triangulations QR Encoder Quadratic Formula Semiprime Numbers Snake Sphenic Numbers Trinomial Triangle 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 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 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 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 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 Hilbert Curve Minesweeper NFA Simulator Odd Polyomino Tiling p-adic Expansion Polygon Triangulations QR Encoder Quadratic Formula Semiprime Numbers Snake Sphenic Numbers Trinomial Triangle Turtle Tutorial # Golfer Points Bytes Time 596th DialFrost 🇸🇬 823 53 28 Jan 2023 596th snoozingnewt 🇺🇸 823 53 1 Sep 2024 603rd Fishron 823 85 21 Oct 2021 603rd aposteriorist 🇨🇦 823 85 6 Feb 2022 603rd TFeld00 🇩🇰 823 85 22 Apr 2022 603rd Ailko 🇧🇪 823 85 5 May 2022 603rd tkr-sh 🇫🇷 823 85 17 May 2022 603rd 051 🇸🇬 823 85 19 Aug 2022 603rd trist224 🇫🇷 823 85 18 Oct 2022 603rd Ripick 823 85 1 Feb 2023 603rd jmerle 🇳🇱 823 85 16 Feb 2023 603rd fkantelberg 823 85 7 Aug 2023 603rd minhtrancccp 823 85 1 Nov 2023 603rd wen1now 823 85 6 Nov 2023 603rd elgan65536 823 85 28 Nov 2023 603rd stertooy 🇧🇪 823 85 14 Jun 2024 603rd FranklinJiaChen 823 85 5 Aug 2024 603rd keelimeguy 🇺🇸 823 85 17 May 2025 603rd KasperKivimaeki 🇫🇮 823 85 2 Jul 2025 620th Shanethegamer 🇺🇸 823 114 18 Dec 2022 620th Yewzir 🇧🇪 823 114 14 Jan 2024 622nd andersk 🇺🇸 822 121 31 Oct 2022 623rd sean-niemann 🇺🇸 821 86 30 Oct 2024 624th jared-hughes 819 83 11 Sep 2023 625th AdrienHache 🇫🇷 818 94 2 Jun 2023 626th Yewzir 🇧🇪 818 107 14 Jan 2024 627th Shanethegamer 🇺🇸 818 168 27 Mar 2025 628th snoozingnewt 🇺🇸 817 66 1 Sep 2024 628th LostSyntax21 🇬🇧 817 66 8 Jan 2025 630th Shanethegamer 🇺🇸 817 90 9 Oct 2023 630th MeWhenI 🇻🇦 817 90 10 Oct 2023 632nd dokutan 816 82 24 Dec 2024 633rd Natanaelel 🇸🇪 815 33 22 Jul 2022 633rd SirBogman 🇺🇸 815 33 10 Sep 2022 635th Shanethegamer 🇺🇸 815 101 13 Apr 2023 635th emgordon154 815 101 26 May 2025 637th kimbo 🇺🇸 814 146 12 Jan 2023 637th albanian-laundromat 814 146 7 Jul 2025 639th MeWhenI 🇻🇦 813 71 5 Apr 2025 640th janbehrens 🇩🇪 813 73 20 Sep 2021 640th didion0 🇺🇸 813 73 23 Nov 2021 640th KatieLG 🇬🇧 813 73 5 Apr 2022 640th emgordon154 813 73 7 Nov 2024 644th andre-lameirinhas 🇵🇹 813 86 4 Nov 2021 644th RYNO8 813 86 16 Aug 2022 644th LeeCamp 813 86 15 Jan 2023 644th vishwathg 813 86 4 Feb 2023 644th cros107 813 86 11 Oct 2023 644th logvp 813 86 12 Jan 2024 644th Bmrl7 813 86 29 Feb 2024 644th Grrisly 813 86 29 Mar 2024 644th SB-945 813 86 31 Mar 2024 644th resoNathan 813 86 18 Jul 2024 644th albanian-laundromat 813 86 17 Jun 2025 655th edsrzf 🇳🇿 813 88 7 Jun 2025 656th m-tkach 🇺🇦 813 120 18 Dec 2023 657th KenanSi 812 32 24 Feb 2022 657th ashtraypettingzoo 🇺🇸 812 32 5 Apr 2023 659th ovs-code 🇩🇪 812 66 15 Aug 2024 659th sisyphus-ppcg 🇦🇺 812 66 19 Aug 2024 661st Shanethegamer 🇺🇸 812 100 19 Sep 2021 661st MichalMarsalek 🇨🇿 812 100 3 Mar 2022 663rd Apataras 811 157 11 days ago 664th OhmNomNom 810 59 20 Oct 2022 664th AlephSquirrel 810 59 14 Apr 2023 664th SirBogman 🇺🇸 810 59 10 Jan 2024 664th error256 810 59 13 May 2024 668th targrik 810 81 18 Jul 2025 669th albanian-laundromat 810 108 16 Jul 2025 670th Alessandro-Balconi 🇮🇹 809 77 14 Jul 2023 671st Shanethegamer 🇺🇸 809 100 10 Sep 2022 672nd snyderek 🇺🇸 809 116 6 Oct 2024 673rd NewDefectus 🇮🇱 808 54 15 Dec 2021 673rd LostSyntax21 🇬🇧 808 54 8 Jan 2025 675th msbranicky 808 91 11 Oct 2023 Prev 601–675 of 1,917 Next