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 Binary Lambda Calculus 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 Binary Lambda Calculus 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 219th neel11235813 908 77 214ms 6 Feb 2023 219th Seek64 🇩🇪 908 77 286ms 30 May 2024 219th Bulmenisaurus 908 77 208ms 8 Oct 2024 219th CaedenHarper 🇨🇦 908 77 259ms 14 Jul 2025 230th msbranicky 908 131 258ms 1 Jul 2024 231st JayXon 🇺🇸 907 77 24ms 26 Nov 2021 231st ovs-code 🇩🇪 907 77 4ms 4 Nov 2023 233rd Lydxn 🇨🇦 907 88 123ms 9 Apr 2023 233rd JayXon 🇺🇸 907 88 117ms 9 Apr 2023 233rd Steffan153 🇫🇮 907 88 122ms 9 Apr 2023 233rd sean-niemann 🇺🇸 907 88 116ms 25 May 2025 237th JayXon 🇺🇸 906 78 2,910ms 5 Dec 2024 238th btnlq 906 84 24ms 9 Dec 2021 238th GrayJoKing 🇦🇺 906 84 61ms 9 Dec 2021 240th JayXon 🇺🇸 906 91 465ms 6 Mar 2022 241st rucin93 🇵🇱 905 64 134ms 6 Sep 2024 242nd JayXon 🇺🇸 905 74 515ms 25 Jan 2024 242nd kg583 🇺🇸 905 74 577ms 27 days ago 244th JayXon 🇺🇸 905 81 2ms 28 Jan 2024 244th GolfingSuccess 🇬🇷 905 81 2ms 19 Mar 2025 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 1,048ms 12 Sep 2025 251st sean-niemann 🇺🇸 904 68 734ms 15 Sep 2025 251st DialFrost 🇸🇬 904 68 763ms 2 hours ago 254th Lydxn 🇨🇦 904 69 83ms 13 Dec 2022 254th sisyphus-ppcg 🇦🇺 904 69 93ms 16 Dec 2022 256th Lydxn 🇨🇦 904 88 3,345ms 22 Mar 2023 257th primo-ppcg 🇹🇭 903 85 43ms 22 Sep 2021 257th cure-honey 🇯🇵 903 85 45ms 27 Sep 2021 257th marshallward 🇺🇸 903 85 41ms 2 Sep 2022 260th Lydxn 🇨🇦 903 90 364ms 14 Aug 2022 261st nwellnhof 🇩🇪 902 53 69ms 26 Dec 2021 262nd GrayJoKing 🇦🇺 902 97 46ms 23 Oct 2023 263rd nwellnhof 🇩🇪 902 104 55ms 7 Dec 2022 264th kg583 🇺🇸 901 93 16ms 15 days ago 265th JayXon 🇺🇸 901 95 121ms 27 Sep 2021 265th Lydxn 🇨🇦 901 95 121ms 16 May 2023 267th bastatom 901 132 262ms 27 Feb 2024 267th emgordon154 901 132 258ms 17 Jan 2025 269th dvargas46 🇺🇸 899 56 310ms 15 Nov 2022 270th MeWhenI 🇻🇦 899 66 10ms 19 Sep 2021 270th sisyphus-ppcg 🇦🇺 899 66 10ms 20 Sep 2021 270th Irratix 🇳🇱 899 66 13ms 15 Dec 2021 270th DialFrost 🇸🇬 899 66 11ms 28 Jan 2023 270th Argeento 🇵🇱 899 66 11ms 26 Aug 2023 275th Lydxn 🇨🇦 899 89 170ms 4 Sep 2023 276th GrayJoKing 🇦🇺 899 90 557ms 10 Sep 2022 277th primo-ppcg 🇹🇭 899 110 483ms 22 Sep 2021 278th lifthrasiir 🇰🇷 897 29 5ms 29 Nov 2024 279th ahmetdemirag 🇨🇾 897 78 184ms 11 Feb 2025 280th Lydxn 🇨🇦 897 80 12ms 20 May 2023 280th GrayJoKing 🇦🇺 897 80 13ms 13 Aug 2023 280th btnlq 897 80 15ms 22 Oct 2023 283rd prplz 🇦🇺 896 76 197ms 27 Sep 2021 283rd YAJUE114514 896 76 207ms 30 Jul 2025 285th DialFrost 🇸🇬 896 78 8ms 17 Dec 2024 286th Lydxn 🇨🇦 896 92 493ms 9 Apr 2023 286th sean-niemann 🇺🇸 896 92 429ms 16 May 2024 286th Steffan153 🇫🇮 896 92 463ms 21 Jul 2024 289th typeswitch-dev 🇵🇹 895 94 4ms 2 Aug 2023 290th 2bular 894 34 32ms 6 days ago 291st Steffan153 🇫🇮 894 82 2ms 29 Oct 2023 291st sean-niemann 🇺🇸 894 82 2ms 22 Dec 2024 293rd JayXon 🇺🇸 894 89 2,946ms 19 Jul 2025 294th m-tkach 🇺🇦 893 75 443ms 20 Jan 2024 294th emgordon154 893 75 639ms 16 Apr 2025 296th GrayJoKing 🇦🇺 893 84 27ms 31 Jan 2025 297th JayXon 🇺🇸 893 91 129ms 4 Nov 2021 297th primo-ppcg 🇹🇭 893 91 126ms 2 Apr 2022 297th Ripick 893 91 126ms 1 Feb 2023 300th SirBogman 🇺🇸 892 86 44ms 2 Nov 2022 First Prev 226–300 of 1,990 Next Last