Happy Numbers 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 Hilbert Curve 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 Trinomial Triangle 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 Minesweeper NFA Simulator Odd Polyomino Tiling p-adic Expansion Polygon Triangulations QR Encoder Quadratic Formula Semiprime Numbers Smooth Numbers Snake Sphenic Numbers 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 Luau 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 Luau 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 Hilbert Curve 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 Trinomial Triangle 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 Minesweeper NFA Simulator Odd Polyomino Tiling p-adic Expansion Polygon Triangulations QR Encoder Quadratic Formula Semiprime Numbers Smooth Numbers Snake Sphenic Numbers Turtle Tutorial # Golfer Points Bytes Time 146th xnor-gate 944 72 22 Dec 2021 146th ovs-code 🇩🇪 944 72 4 Jul 2022 146th btnlq 944 72 15 Oct 2023 146th tobeannouncd 944 72 11 Jan 2024 155th janlelis 943 50 20 Sep 2021 156th sisyphus-ppcg 🇦🇺 943 67 2 Jul 2023 156th Lydxn 🇨🇦 943 67 2 Jul 2023 156th primo-ppcg 🇹🇭 943 67 3 Jul 2023 156th Steffan153 🇫🇮 943 67 8 Aug 2024 156th sean-niemann 🇺🇸 943 67 9 Jan 2025 156th targrik 943 67 17 Jul 2025 162nd saito-ta 🇯🇵 942 53 29 Jul 2024 163rd nwellnhof 🇩🇪 941 40 4 Oct 2020 164th GrayJoKing 🇦🇺 941 53 13 Sep 2021 164th Lydxn 🇨🇦 941 53 13 Sep 2021 164th JayXon 🇺🇸 941 53 20 Sep 2021 164th primo-ppcg 🇹🇭 941 53 22 Sep 2021 164th sisyphus-ppcg 🇦🇺 941 53 3 Feb 2022 164th Steffan153 🇫🇮 941 53 27 Mar 2023 164th stefangimmillaro 941 53 14 Apr 2023 164th pardouin 🇫🇷 941 53 13 Apr 2025 164th sean-niemann 🇺🇸 941 53 13 Apr 2025 173rd kg583 🇺🇸 941 56 2 Mar 2024 173rd JayXon 🇺🇸 941 56 2 Mar 2024 173rd Steffan153 🇫🇮 941 56 3 Mar 2024 173rd Lydxn 🇨🇦 941 56 3 Mar 2024 173rd pardouin 🇫🇷 941 56 25 Jun 2024 173rd emgordon154 941 56 22 Sep 2024 173rd sean-niemann 🇺🇸 941 56 20 Feb 2025 180th JayXon 🇺🇸 941 78 21 Nov 2021 180th Lydxn 🇨🇦 941 78 21 Nov 2021 180th btnlq 941 78 10 Mar 2023 180th stefangimmillaro 941 78 15 Jul 2023 180th namelessiw 941 78 8 Aug 2024 185th nwellnhof 🇩🇪 941 108 17 Oct 2020 185th JayXon 🇺🇸 941 108 9 Jul 2021 185th Lydxn 🇨🇦 941 108 9 Jul 2021 185th MeWhenI 🇻🇦 941 108 4 Nov 2021 185th sisyphus-ppcg 🇦🇺 941 108 16 Mar 2022 185th stefangimmillaro 941 108 12 Jun 2023 191st Bubbler-4 940 49 13 Sep 2023 191st GrayJoKing 🇦🇺 940 49 13 Sep 2023 191st Lydxn 🇨🇦 940 49 13 Sep 2023 191st ovs-code 🇩🇪 940 49 13 Sep 2023 191st Steffan153 🇫🇮 940 49 15 Sep 2023 191st primo-ppcg 🇹🇭 940 49 16 Sep 2023 191st Kacarott 🇦🇺 940 49 24 Nov 2023 191st error256 940 49 13 May 2024 191st pardouin 🇫🇷 940 49 24 Aug 2024 191st sean-niemann 🇺🇸 940 49 7 Apr 2025 191st DialFrost 🇸🇬 940 49 8 Apr 2025 202nd JayXon 🇺🇸 939 76 26 Nov 2021 202nd KasperKivimaeki 🇫🇮 939 76 4 Feb 2025 204th sean-niemann 🇺🇸 935 89 12 days ago 204th JayXon 🇺🇸 935 89 12 days ago 204th nwellnhof 🇩🇪 935 89 12 days ago 204th stefangimmillaro 935 89 34 hours ago 208th primo-ppcg 🇹🇭 934 53 20 Oct 2020 208th prplz 🇦🇺 934 53 20 Oct 2020 208th btnlq 934 53 13 Dec 2020 208th JayXon 🇺🇸 934 53 28 Jun 2021 208th nwellnhof 🇩🇪 934 53 27 Dec 2021 208th sisyphus-ppcg 🇦🇺 934 53 15 Aug 2022 208th stefangimmillaro 934 53 22 Aug 2022 208th MeWhenI 🇻🇦 934 53 29 Jan 2023 208th Steffan153 🇫🇮 934 53 29 Jan 2023 208th SirBogman 🇺🇸 934 53 8 Jan 2024 208th DialFrost 🇸🇬 934 53 26 Dec 2024 208th sean-niemann 🇺🇸 934 53 6 Apr 2025 220th SnowballSH 934 65 31 Jan 2021 220th Larspolo 934 65 19 Jun 2021 220th jared-hughes 934 65 29 Oct 2021 220th falsidge 934 65 21 Jun 2023 220th bizy-coder 934 65 13 Aug 2024 225th JayXon 🇺🇸 933 72 9 Jul 2021 First Prev 151–225 of 3,062 Next Last