Happy Numbers (Long) in all languages in chars. Achievements Cheevos Holes Languages Medals Miscellaneous 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 Tower of Hanoi 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 Continued Fractions Crossword 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 Taxicab Numbers Turtle Tutorial All Languages ><> Assembly AWK Bash BASIC Berry brainfuck C C# C++ Civet Clojure COBOL Coconut Common Lisp Crystal D Dart Elixir Erlang 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 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 Erlang 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 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 Tower of Hanoi 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 Continued Fractions Crossword 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 Taxicab Numbers Turtle Tutorial # Golfer Points Chars Time Submitted 217th lifthrasiir 🇰🇷 899 66 12ms 16 Nov 2024 217th plcc0 899 66 207ms 20 Apr 2025 217th Babafaba 899 66 325ms 3 Nov 2025 229th ovs-code 🇩🇪 899 68 403ms 2 Jul 2025 230th GrayJoKing 🇦🇺 899 97 46ms 23 Oct 2023 231st msbranicky 899 131 259ms 1 Jul 2024 231st albanian-laundromat 899 131 243ms 7 hours ago 233rd anter69 🇭🇺 898 55 1,053ms 10 Mar 2025 234th sean-niemann 🇺🇸 898 67 734ms 16 Sep 2025 234th DialFrost 🇸🇬 898 67 763ms 22 days ago 236th primo-ppcg 🇹🇭 898 85 43ms 22 Sep 2021 236th cure-honey 🇯🇵 898 85 45ms 27 Sep 2021 236th marshallward 🇺🇸 898 85 41ms 2 Sep 2022 239th JayXon 🇺🇸 897 95 120ms 27 Sep 2021 239th Lydxn 🇨🇦 897 95 119ms 16 May 2023 241st primo-ppcg 🇹🇭 897 110 483ms 22 Sep 2021 242nd MeWhenI 🇻🇦 896 66 11ms 19 Sep 2021 242nd sisyphus-ppcg 🇦🇺 896 66 11ms 20 Sep 2021 242nd Irratix 🇳🇱 896 66 10ms 15 Dec 2021 242nd DialFrost 🇸🇬 896 66 10ms 28 Jan 2023 242nd Argeento 🇵🇱 896 66 11ms 26 Aug 2023 247th JayXon 🇺🇸 896 84 101ms 22 Sep 2021 248th GrayJoKing 🇦🇺 895 74 3,392ms 16 Jun 2022 248th GrayJoKing 🇦🇺 895 74 18ms 1 Nov 2023 248th JayXon 🇺🇸 895 74 2,751ms 19 Jul 2025 251st GrayJoKing 🇦🇺 895 90 557ms 10 Sep 2022 252nd bastatom 893 132 267ms 27 Feb 2024 252nd emgordon154 893 132 255ms 17 Jan 2025 254th dvargas46 🇺🇸 892 56 294ms 15 Nov 2022 255th prplz 🇦🇺 892 76 197ms 27 Sep 2021 255th YAJUE114514 892 76 207ms 30 Jul 2025 257th JayXon 🇺🇸 892 77 24ms 26 Nov 2021 257th ovs-code 🇩🇪 892 77 4ms 4 Nov 2023 259th GrayJoKing 🇦🇺 892 80 12ms 13 Aug 2023 259th btnlq 892 80 12ms 22 Oct 2023 261st DialFrost 🇸🇬 892 104 322ms 17 days ago 262nd GolfingSuccess 🇬🇷 890 81 2ms 19 Mar 2025 262nd sean-niemann 🇺🇸 890 81 2ms 15 days ago 264th typeswitch-dev 🇵🇹 890 94 4ms 2 Aug 2023 265th Steffan153 🇫🇮 889 63 443ms 16 Jan 2024 265th GrayJoKing 🇦🇺 889 63 669ms 23 Jul 2024 265th GolfingSuccess 🇬🇷 889 63 449ms 25 Jan 2025 268th AlephSquirrel 889 111 467ms 17 Feb 2024 269th GrayJoKing 🇦🇺 888 84 27ms 31 Jan 2025 270th SirBogman 🇺🇸 887 86 44ms 2 Nov 2022 271st GrayJoKing 🇦🇺 887 110 29ms 13 Jan 2023 272nd Lydxn 🇨🇦 886 69 83ms 13 Dec 2022 272nd sisyphus-ppcg 🇦🇺 886 69 90ms 16 Dec 2022 274th hrubymar10 886 133 260ms 27 Feb 2024 275th lifthrasiir 🇰🇷 885 29 5ms 29 Nov 2024 276th ehulinsky 🇺🇸 885 67 279ms 25 Sep 2021 276th fredrik-bakke 🇳🇴 885 67 313ms 2 Oct 2022 276th jakobkordez 🇸🇮 885 67 20ms 30 Oct 2022 276th Yewzir 🇧🇪 885 67 232ms 8 Oct 2023 276th dokutan 885 67 270ms 4 Feb 2025 281st edsrzf 🇳🇿 885 68 1,048ms 12 Sep 2025 282nd Steffan153 🇫🇮 885 91 1,577ms 19 Aug 2024 283rd lynn 885 96 1,305ms 6 Oct 2021 283rd kg583 🇺🇸 885 96 41ms 26 Jul 2025 285th nwellnhof 🇩🇪 884 56 1,016ms 2 Mar 2023 286th canissimia 🇦🇶 884 218 32ms 25 Oct 2021 287th Lydxn 🇨🇦 883 34 216ms 3 Mar 2023 287th 2bular 883 34 32ms 6 Nov 2025 289th inventshah 883 67 10ms 26 Sep 2023 289th ovs-code 🇩🇪 883 67 13ms 29 Jul 2024 291st Steffan153 🇫🇮 883 74 56ms 10 Nov 2023 291st sean-niemann 🇺🇸 883 74 65ms 9 Apr 2025 291st edsrzf 🇳🇿 883 74 62ms 5 Jul 2025 294th Steffan153 🇫🇮 883 75 145ms 19 Dec 2022 295th MeWhenI 🇻🇦 882 56 982ms 13 Nov 2022 296th Shanethegamer 🇺🇸 881 65 71ms 1 Dec 2024 297th DialFrost 🇸🇬 881 78 8ms 17 Dec 2024 298th Steffan153 🇫🇮 881 81 12ms 18 Apr 2023 298th kg583 🇺🇸 881 81 10ms 15 Oct 2025 300th primo-ppcg 🇹🇭 881 99 44ms 19 Jul 2022 First Prev 226–300 of 2,007 Next Last