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 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 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 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 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 Snake Sphenic Numbers Trinomial Triangle Turtle Tutorial # Golfer Points Bytes Time 145th ovs-code 🇩🇪 944 72 4 Jul 2022 145th btnlq 944 72 15 Oct 2023 145th tobeannouncd 944 72 11 Jan 2024 154th janlelis 943 50 20 Sep 2021 155th sisyphus-ppcg 🇦🇺 943 67 2 Jul 2023 155th Lydxn 🇨🇦 943 67 2 Jul 2023 155th primo-ppcg 🇹🇭 943 67 3 Jul 2023 155th Steffan153 🇫🇮 943 67 8 Aug 2024 155th sean-niemann 🇺🇸 943 67 9 Jan 2025 155th targrik 943 67 17 Jul 2025 161st saito-ta 🇯🇵 942 53 29 Jul 2024 162nd nwellnhof 🇩🇪 941 40 4 Oct 2020 163rd GrayJoKing 🇦🇺 941 53 13 Sep 2021 163rd Lydxn 🇨🇦 941 53 13 Sep 2021 163rd JayXon 🇺🇸 941 53 20 Sep 2021 163rd primo-ppcg 🇹🇭 941 53 22 Sep 2021 163rd sisyphus-ppcg 🇦🇺 941 53 3 Feb 2022 163rd Steffan153 🇫🇮 941 53 27 Mar 2023 163rd stefangimmillaro 941 53 14 Apr 2023 163rd pardouin 🇫🇷 941 53 13 Apr 2025 163rd sean-niemann 🇺🇸 941 53 13 Apr 2025 172nd kg583 🇺🇸 941 56 2 Mar 2024 172nd JayXon 🇺🇸 941 56 2 Mar 2024 172nd Steffan153 🇫🇮 941 56 3 Mar 2024 172nd Lydxn 🇨🇦 941 56 3 Mar 2024 172nd pardouin 🇫🇷 941 56 25 Jun 2024 172nd emgordon154 941 56 22 Sep 2024 172nd sean-niemann 🇺🇸 941 56 20 Feb 2025 179th JayXon 🇺🇸 941 78 21 Nov 2021 179th Lydxn 🇨🇦 941 78 21 Nov 2021 179th btnlq 941 78 10 Mar 2023 179th stefangimmillaro 941 78 15 Jul 2023 179th namelessiw 941 78 8 Aug 2024 184th nwellnhof 🇩🇪 941 108 17 Oct 2020 184th JayXon 🇺🇸 941 108 9 Jul 2021 184th Lydxn 🇨🇦 941 108 9 Jul 2021 184th MeWhenI 🇻🇦 941 108 4 Nov 2021 184th sisyphus-ppcg 🇦🇺 941 108 16 Mar 2022 184th stefangimmillaro 941 108 12 Jun 2023 190th Bubbler-4 939 49 13 Sep 2023 190th GrayJoKing 🇦🇺 939 49 13 Sep 2023 190th Lydxn 🇨🇦 939 49 13 Sep 2023 190th ovs-code 🇩🇪 939 49 13 Sep 2023 190th Steffan153 🇫🇮 939 49 15 Sep 2023 190th primo-ppcg 🇹🇭 939 49 16 Sep 2023 190th Kacarott 🇦🇺 939 49 24 Nov 2023 190th error256 939 49 13 May 2024 190th pardouin 🇫🇷 939 49 24 Aug 2024 190th sean-niemann 🇺🇸 939 49 7 Apr 2025 190th DialFrost 🇸🇬 939 49 8 Apr 2025 201st JayXon 🇺🇸 939 76 26 Nov 2021 201st KasperKivimaeki 🇫🇮 939 76 4 Feb 2025 203rd primo-ppcg 🇹🇭 934 53 20 Oct 2020 203rd prplz 🇦🇺 934 53 20 Oct 2020 203rd btnlq 934 53 13 Dec 2020 203rd JayXon 🇺🇸 934 53 28 Jun 2021 203rd nwellnhof 🇩🇪 934 53 27 Dec 2021 203rd sisyphus-ppcg 🇦🇺 934 53 15 Aug 2022 203rd stefangimmillaro 934 53 22 Aug 2022 203rd MeWhenI 🇻🇦 934 53 29 Jan 2023 203rd Steffan153 🇫🇮 934 53 29 Jan 2023 203rd SirBogman 🇺🇸 934 53 8 Jan 2024 203rd DialFrost 🇸🇬 934 53 26 Dec 2024 203rd sean-niemann 🇺🇸 934 53 6 Apr 2025 215th SnowballSH 934 65 31 Jan 2021 215th Larspolo 934 65 19 Jun 2021 215th jared-hughes 934 65 29 Oct 2021 215th falsidge 934 65 21 Jun 2023 215th bizy-coder 934 65 13 Aug 2024 220th JayXon 🇺🇸 933 72 9 Jul 2021 220th Lydxn 🇨🇦 933 72 9 Jul 2021 220th sisyphus-ppcg 🇦🇺 933 72 16 Mar 2022 220th GrayJoKing 🇦🇺 933 72 9 Apr 2022 220th btnlq 933 72 28 Dec 2022 225th Lydxn 🇨🇦 933 87 13 Jan 2022 Prev 151–225 of 3,028 Next