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 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 Minesweeper 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 NFA Simulator Odd Polyomino Tiling p-adic Expansion Polygon Triangulations QR Encoder Quadratic Formula Semiprime Numbers Smooth Numbers Snake Sphenic Numbers Tower of Hanoi 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 Minesweeper 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 NFA Simulator Odd Polyomino Tiling p-adic Expansion Polygon Triangulations QR Encoder Quadratic Formula Semiprime Numbers Smooth Numbers Snake Sphenic Numbers Tower of Hanoi Turtle Tutorial # Golfer Points Bytes Time Submitted 218th Seek64 🇩🇪 908 77 286ms 30 May 2024 218th Bulmenisaurus 908 77 208ms 8 Oct 2024 218th CaedenHarper 🇨🇦 908 77 259ms 14 Jul 2025 229th JayXon 🇺🇸 908 81 2ms 28 Jan 2024 229th GolfingSuccess 🇬🇷 908 81 2ms 19 Mar 2025 231st msbranicky 908 131 269ms 1 Jul 2024 232nd JayXon 🇺🇸 907 77 24ms 26 Nov 2021 232nd ovs-code 🇩🇪 907 77 4ms 4 Nov 2023 234th primo-ppcg 🇹🇭 907 79 14ms 20 May 2023 235th Lydxn 🇨🇦 907 88 123ms 9 Apr 2023 235th JayXon 🇺🇸 907 88 117ms 9 Apr 2023 235th Steffan153 🇫🇮 907 88 122ms 9 Apr 2023 235th sean-niemann 🇺🇸 907 88 116ms 25 May 2025 239th JayXon 🇺🇸 906 78 3,220ms 5 Dec 2024 240th btnlq 906 84 24ms 9 Dec 2021 240th GrayJoKing 🇦🇺 906 84 61ms 9 Dec 2021 242nd JayXon 🇺🇸 906 91 465ms 6 Mar 2022 243rd rucin93 🇵🇱 905 64 138ms 6 Sep 2024 244th JayXon 🇺🇸 905 74 515ms 25 Jan 2024 244th kg583 🇺🇸 905 74 577ms 20 days ago 246th clockworknazo 905 83 15ms 13 Oct 2022 246th ovs-code 🇩🇪 905 83 15ms 7 Feb 2023 246th Lydxn 🇨🇦 905 83 16ms 28 Feb 2023 246th GrayJoKing 🇦🇺 905 83 24ms 2 Mar 2023 250th anter69 🇭🇺 904 55 1,053ms 10 Mar 2025 251st edsrzf 🇳🇿 904 68 1,720ms 12 Sep 2025 251st sean-niemann 🇺🇸 904 68 1,069ms 15 Sep 2025 253rd Lydxn 🇨🇦 903 69 83ms 13 Dec 2022 253rd sisyphus-ppcg 🇦🇺 903 69 93ms 16 Dec 2022 255th primo-ppcg 🇹🇭 903 85 43ms 22 Sep 2021 255th cure-honey 🇯🇵 903 85 45ms 27 Sep 2021 255th marshallward 🇺🇸 903 85 41ms 2 Sep 2022 258th Lydxn 🇨🇦 903 88 3,345ms 22 Mar 2023 259th Lydxn 🇨🇦 903 90 364ms 14 Aug 2022 260th nwellnhof 🇩🇪 902 53 69ms 26 Dec 2021 261st GrayJoKing 🇦🇺 902 97 46ms 23 Oct 2023 262nd nwellnhof 🇩🇪 902 104 64ms 7 Dec 2022 263rd kg583 🇺🇸 901 93 16ms 8 days ago 264th JayXon 🇺🇸 901 95 128ms 27 Sep 2021 264th Lydxn 🇨🇦 901 95 127ms 16 May 2023 266th bastatom 901 132 311ms 27 Feb 2024 266th emgordon154 901 132 275ms 17 Jan 2025 268th dvargas46 🇺🇸 899 56 310ms 15 Nov 2022 269th MeWhenI 🇻🇦 899 66 12ms 19 Sep 2021 269th sisyphus-ppcg 🇦🇺 899 66 12ms 20 Sep 2021 269th Irratix 🇳🇱 899 66 12ms 15 Dec 2021 269th DialFrost 🇸🇬 899 66 11ms 28 Jan 2023 269th Argeento 🇵🇱 899 66 11ms 26 Aug 2023 274th Lydxn 🇨🇦 899 89 170ms 4 Sep 2023 275th GrayJoKing 🇦🇺 899 90 557ms 10 Sep 2022 276th primo-ppcg 🇹🇭 899 110 483ms 22 Sep 2021 277th lifthrasiir 🇰🇷 897 29 5ms 29 Nov 2024 278th ahmetdemirag 🇨🇾 897 78 184ms 11 Feb 2025 279th Steffan153 🇫🇮 897 82 2ms 29 Oct 2023 279th sean-niemann 🇺🇸 897 82 3ms 22 Dec 2024 281st prplz 🇦🇺 896 76 197ms 27 Sep 2021 281st YAJUE114514 896 76 207ms 30 Jul 2025 283rd DialFrost 🇸🇬 896 78 8ms 17 Dec 2024 284th Lydxn 🇨🇦 896 80 12ms 20 May 2023 284th GrayJoKing 🇦🇺 896 80 13ms 13 Aug 2023 284th btnlq 896 80 15ms 22 Oct 2023 287th Lydxn 🇨🇦 896 92 493ms 9 Apr 2023 287th sean-niemann 🇺🇸 896 92 429ms 16 May 2024 287th Steffan153 🇫🇮 896 92 463ms 21 Jul 2024 290th typeswitch-dev 🇵🇹 895 94 4ms 2 Aug 2023 291st m-tkach 🇺🇦 893 75 443ms 20 Jan 2024 291st emgordon154 893 75 639ms 16 Apr 2025 293rd GrayJoKing 🇦🇺 893 84 37ms 31 Jan 2025 294th JayXon 🇺🇸 893 89 2,946ms 19 Jul 2025 295th JayXon 🇺🇸 893 91 129ms 4 Nov 2021 295th primo-ppcg 🇹🇭 893 91 126ms 2 Apr 2022 295th Ripick 893 91 126ms 1 Feb 2023 298th SirBogman 🇺🇸 892 86 44ms 2 Nov 2022 299th DialFrost 🇸🇬 891 69 1,120ms 29 Aug 2025 300th GrayJoKing 🇦🇺 891 110 29ms 13 Jan 2023 First Prev 226–300 of 1,979 Next Last