Happy Numbers in all languages in chars. 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 Chars Time Submitted 226th Lydxn 🇨🇦 913 61 51ms 14 Jun 2022 227th MeWhenI 🇻🇦 912 47 3,086ms 24 Oct 2024 228th JayXon 🇺🇸 912 68 472ms 28 Feb 2022 228th Lydxn 🇨🇦 912 68 503ms 28 Feb 2022 228th sean-niemann 🇺🇸 912 68 419ms 23 Dec 2024 231st lifthrasiir 🇰🇷 912 77 9ms 11 Dec 2024 231st jared-hughes 912 77 7ms 15 Dec 2024 233rd nwellnhof 🇩🇪 912 93 270ms 6 Jan 2021 233rd Steffan153 🇫🇮 912 93 318ms 9 Aug 2024 235th Bubbler-4 911 30 39ms 2 Feb 2022 235th ovs-code 🇩🇪 911 30 33ms 17 Aug 2023 237th GrayJoKing 🇦🇺 911 53 2ms 10 Sep 2022 237th Steffan153 🇫🇮 911 53 3ms 19 Aug 2024 239th primo-ppcg 🇹🇭 911 69 120ms 14 Jan 2022 239th Steffan153 🇫🇮 911 69 117ms 25 Apr 2023 241st Lydxn 🇨🇦 910 65 2ms 11 Oct 2023 241st JayXon 🇺🇸 910 65 1ms 27 Jan 2024 243rd btnlq 910 78 1ms 7 Nov 2020 244th btnlq 909 61 2ms 5 Nov 2022 245th Steffan153 🇫🇮 908 47 125ms 6 Aug 2024 245th sean-niemann 🇺🇸 908 47 123ms 19 May 2025 247th Lydxn 🇨🇦 907 72 5ms 28 Feb 2023 248th schachmattmatt 906 52 10ms 11 Aug 2021 249th MeWhenI 🇻🇦 906 58 6ms 16 Dec 2024 249th Yewzir 🇧🇪 906 58 4ms 17 Dec 2024 249th GolfingSuccess 🇬🇷 906 58 5ms 11 Sep 2025 252nd Lydxn 🇨🇦 906 76 29ms 28 Jan 2023 252nd Steffan153 🇫🇮 906 76 27ms 25 Apr 2023 252nd sean-niemann 🇺🇸 906 76 29ms 19 May 2025 255th Lydxn 🇨🇦 904 75 26ms 14 Jun 2022 256th frankgraziano 904 144 10ms 11 Aug 2025 256th primo-ppcg 🇹🇭 904 144 11ms 13 Aug 2025 256th DialFrost 🇸🇬 904 144 10ms 13 Aug 2025 259th canissimia 🇦🇶 903 194 4ms 21 Sep 2021 260th dvargas46 🇺🇸 902 55 49ms 15 Nov 2022 261st primo-ppcg 🇹🇭 902 94 266ms 21 Apr 2020 261st stefangimmillaro 902 94 270ms 21 Aug 2023 261st sean-niemann 🇺🇸 902 94 285ms 20 Feb 2025 264th primo-ppcg 🇹🇭 900 60 333ms 21 Nov 2021 265th JayXon 🇺🇸 898 62 44ms 20 Aug 2021 266th kg583 🇺🇸 898 71 41ms 31 Aug 2024 267th GrayJoKing 🇦🇺 895 73 3ms 12 Feb 2023 267th Steffan153 🇫🇮 895 73 3ms 1 Nov 2023 269th tailorspy 895 77 54ms 22 Sep 2024 270th MeWhenI 🇻🇦 893 95 266ms 22 Aug 2023 271st JayXon 🇺🇸 892 76 31ms 17 Apr 2022 271st m-tkach 🇺🇦 892 76 26ms 9 Mar 2023 273rd JayXon 🇺🇸 891 59 2ms 6 Jan 2021 274th imrich-nagy 889 53 11ms 7 Sep 2020 275th DialFrost 🇸🇬 889 55 17ms 28 Feb 2025 276th sisyphus-ppcg 🇦🇺 888 58 66ms 13 Dec 2022 277th saito-ta 🇯🇵 887 39 2ms 24 Oct 2023 278th prplz 🇦🇺 886 35 102ms 12 Mar 2020 279th Shanethegamer 🇺🇸 886 147 11ms 1 Aug 2023 279th MeWhenI 🇻🇦 886 147 11ms 1 Aug 2023 279th Lydxn 🇨🇦 886 147 10ms 1 Aug 2023 279th JayXon 🇺🇸 886 147 10ms 2 Aug 2023 279th Steffan153 🇫🇮 886 147 11ms 2 Aug 2023 279th janbehrens 🇩🇪 886 147 10ms 2 Aug 2023 279th GrayJoKing 🇦🇺 886 147 11ms 11 Aug 2023 279th BREMAUCY 🇫🇷 886 147 10ms 7 Sep 2023 279th dokutan 886 147 10ms 26 Oct 2023 279th Yewzir 🇧🇪 886 147 10ms 12 Mar 2024 279th HumanoidCPU 886 147 10ms 13 May 2024 279th pardouin 🇫🇷 886 147 11ms 20 Aug 2024 279th KatieLG 🇬🇧 886 147 11ms 26 Sep 2024 279th emgordon154 886 147 10ms 4 Dec 2024 279th CaedenHarper 🇨🇦 886 147 10ms 24 Jan 2025 279th rucin93 🇵🇱 886 147 10ms 23 Apr 2025 279th albanian-laundromat 886 147 10ms 20 Jul 2025 279th Babafaba 886 147 10ms 15 days ago 279th GolfingSuccess 🇬🇷 886 147 12ms 21 hours ago 298th Lydxn 🇨🇦 885 104 1,728ms 22 Apr 2024 298th JayXon 🇺🇸 885 104 1,688ms 22 Apr 2024 300th sean-niemann 🇺🇸 883 67 2ms 13 Jun 2025 First Prev 226–300 of 3,074 Next Last