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 224th sisyphus-ppcg 🇦🇺 933 72 16 Mar 2022 224th GrayJoKing 🇦🇺 933 72 9 Apr 2022 224th btnlq 933 72 28 Dec 2022 229th Lydxn 🇨🇦 933 87 13 Jan 2022 229th JayXon 🇺🇸 933 87 14 Jan 2022 229th lynn 933 87 7 Jul 2024 229th DialFrost 🇸🇬 933 87 4 Apr 2025 229th acotis 933 87 15 Apr 2025 229th emgordon154 933 87 18 Apr 2025 229th ovs-code 🇩🇪 933 87 20 Apr 2025 229th pardouin 🇫🇷 933 87 20 Apr 2025 229th stefangimmillaro 933 87 18 May 2025 229th sean-niemann 🇺🇸 933 87 6 Jun 2025 229th kumavale 933 87 17 Aug 2025 240th lyphyser 931 51 26 Dec 2023 240th AdrienHache 🇫🇷 931 51 29 Aug 2024 242nd flawr 931 73 24 Feb 2019 242nd GrayJoKing 🇦🇺 931 73 5 Dec 2020 242nd Shanethegamer 🇺🇸 931 73 15 Jul 2021 242nd yzhs 🇩🇪 931 73 24 Jul 2021 242nd sean-niemann 🇺🇸 931 73 7 Sep 2021 242nd MeWhenI 🇻🇦 931 73 15 Sep 2021 242nd sisyphus-ppcg 🇦🇺 931 73 16 Mar 2022 242nd Lydxn 🇨🇦 931 73 4 Jul 2022 242nd DaCuteRaccoon 931 73 30 Nov 2022 242nd DialFrost 🇸🇬 931 73 28 Jan 2023 242nd Steffan153 🇫🇮 931 73 28 Jan 2023 242nd scpchicken 🇵🇼 931 73 7 Mar 2023 242nd pardouin 🇫🇷 931 73 21 Sep 2024 242nd LostSyntax21 🇬🇧 931 73 8 Jan 2025 256th HPWiz 🇳🇿 930 53 18 Mar 2022 257th sean-niemann 🇺🇸 930 60 29 Oct 2022 257th Lydxn 🇨🇦 930 60 30 Oct 2022 257th sisyphus-ppcg 🇦🇺 930 60 3 Nov 2022 257th primo-ppcg 🇹🇭 930 60 19 Nov 2022 257th clockworknazo 930 60 19 Nov 2022 257th Steffan153 🇫🇮 930 60 28 Jan 2023 257th xsot 🇸🇬 930 60 25 Jul 2023 257th DialFrost 🇸🇬 930 60 14 Sep 2023 257th fuzzylojik-golf 🇺🇸 930 60 21 days ago 266th nwellnhof 🇩🇪 930 79 21 Nov 2021 267th JayXon 🇺🇸 928 72 18 Aug 2021 267th Lydxn 🇨🇦 928 72 18 Aug 2021 267th MeWhenI 🇻🇦 928 72 11 Mar 2022 267th stefangimmillaro 928 72 28 Jul 2022 267th Steffan153 🇫🇮 928 72 9 Aug 2024 267th sean-niemann 🇺🇸 928 72 23 Dec 2024 273rd JayXon 🇺🇸 928 93 2 Jan 2022 273rd Lydxn 🇨🇦 928 93 2 Jan 2022 273rd inventshah 928 93 22 Apr 2023 273rd xsot 🇸🇬 928 93 23 May 2024 277th MeWhenI 🇻🇦 927 54 12 Aug 2024 277th sisyphus-ppcg 🇦🇺 927 54 12 Aug 2024 277th Steffan153 🇫🇮 927 54 12 Aug 2024 277th btnlq 927 54 14 Aug 2024 277th DialFrost 🇸🇬 927 54 15 Aug 2024 277th ovs-code 🇩🇪 927 54 15 Aug 2024 277th Shanethegamer 🇺🇸 927 54 15 Aug 2024 277th GrayJoKing 🇦🇺 927 54 17 Aug 2024 277th emgordon154 927 54 19 Aug 2024 277th pardouin 🇫🇷 927 54 6 Sep 2024 277th sean-niemann 🇺🇸 927 54 13 Jan 2025 288th lynn 927 64 15 Nov 2021 288th MeWhenI 🇻🇦 927 64 15 Nov 2021 288th Lydxn 🇨🇦 927 64 16 Nov 2021 288th GrayJoKing 🇦🇺 927 64 18 Nov 2021 288th btnlq 927 64 18 Nov 2021 288th annaproxy 927 64 5 Jan 2022 288th JayXon 🇺🇸 927 64 15 Feb 2022 288th Steffan153 🇫🇮 927 64 25 Sep 2022 288th IanUtley 927 64 17 Nov 2022 288th Yewzir 🇧🇪 927 64 11 Nov 2023 288th Betuaredead 927 64 12 Nov 2023 288th ovs-code 🇩🇪 927 64 30 Jun 2024 288th sean-niemann 🇺🇸 927 64 13 Apr 2025 First Prev 226–300 of 3,061 Next Last