Happy Numbers 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 Multitap Input 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 Multitap Input 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 898th two-bad 🇬🇧 686 72 10ms 25 Feb 2024 902nd rustyflamingo 685 49 492ms 22 Sep 2022 902nd antimon2 🇯🇵 685 49 499ms 15 Oct 2022 902nd alemelis 685 49 503ms 1 Mar 2023 902nd HPWiz 🇳🇿 685 49 497ms 9 Mar 2023 902nd ovs-code 🇩🇪 685 49 483ms 24 Oct 2023 902nd MarcMush 🇫🇷 685 49 478ms 5 Jan 2024 902nd DialFrost 🇸🇬 685 49 499ms 5 Jan 2024 902nd twolfive 685 49 502ms 5 Oct 2024 910th DialFrost 🇸🇬 685 93 40ms 16 Feb 2025 911th galloj 🇨🇿 684 107 1ms 28 Aug 2022 912th j-Ewan 683 40 33ms 22 Feb 2022 913th Espiobest 683 69 18ms 26 Feb 2021 913th cbondurant 683 69 10ms 10 May 2021 913th hellwue 683 69 10ms 8 Feb 2023 913th Vaekor 683 69 10ms 9 Jul 2023 913th jatloe 683 69 72ms 27 Sep 2024 918th sean-niemann 🇺🇸 683 77 2ms 29 Nov 2022 919th MeWhenI 🇻🇦 683 101 53ms 8 May 2022 919th janbehrens 🇩🇪 683 101 54ms 26 Nov 2023 921st retrohun 682 191 10ms 27 Dec 2022 922nd sisyphus-ppcg 🇦🇺 681 67 4ms 2 Jul 2023 922nd targrik 681 67 4ms 17 Jul 2025 924th m-tkach 🇺🇦 680 64 337ms 30 Jan 2024 925th MeWhenI 🇻🇦 679 62 114ms 11 Nov 2021 926th Irratix 🇳🇱 678 56 1,042ms 25 Mar 2021 926th emgordon154 678 56 911ms 18 Nov 2024 928th emplv 🇱🇻 678 63 133ms 17 Jul 2025 929th didion0 🇺🇸 677 73 12ms 22 Apr 2021 929th itsh01 677 73 12ms 16 Aug 2021 929th c0d3-4-F00d 🇩🇪 677 73 10ms 5 Jan 2022 929th DaCuteRaccoon 677 73 10ms 30 Nov 2022 929th inventshah 677 73 8ms 28 Jan 2023 929th Yax42 🇫🇷 677 73 9ms 24 days ago 935th primo-ppcg 🇹🇭 677 105 1ms 3 Oct 2020 936th primo-ppcg 🇹🇭 676 57 3ms 27 Apr 2023 936th GrayJoKing 🇦🇺 676 57 3ms 20 Aug 2023 936th emgordon154 676 57 3ms 10 Jan 2025 936th sean-niemann 🇺🇸 676 57 3ms 21 Apr 2025 936th kg583 🇺🇸 676 57 3ms 26 Sep 2025 936th edsrzf 🇳🇿 676 57 3ms 26 Sep 2025 942nd Attero 🇸🇪 675 46 125ms 4 May 2020 943rd annaproxy 675 80 321ms 5 May 2022 943rd Yewzir 🇧🇪 675 80 307ms 8 May 2023 943rd DialFrost 🇸🇬 675 80 342ms 26 Dec 2024 946th marcin7Cd 674 78 2ms 17 May 2020 946th lynn 674 78 2ms 2 Oct 2021 946th Steffan153 🇫🇮 674 78 2ms 28 Jan 2023 946th AZTECCO 674 78 2ms 16 Sep 2025 950th gilufin 673 70 84ms 23 May 2021 950th kellantech 673 70 9ms 3 Jun 2023 950th 2011-Chan-Ethan 673 70 81ms 12 Jul 2023 950th Dataen 673 70 9ms 5 Jan 2024 950th katss2 673 70 14ms 14 Aug 2025 955th DialFrost 🇸🇬 672 58 631ms 1 Sep 2025 956th HumanoidCPU 672 73 63ms 3 May 2024 957th janbehrens 🇩🇪 671 72 2ms 26 Nov 2023 958th GrayJoKing 🇦🇺 670 65 3ms 26 Jul 2023 959th MeWhenI 🇻🇦 669 65 374ms 17 Jan 2024 960th weliveinhell 🇭🇹 668 74 9ms 3 Sep 2023 961st inventshah 668 83 3ms 3 Nov 2022 962nd rucin93 🇵🇱 667 64 134ms 6 Sep 2024 963rd jared-hughes 667 76 1ms 6 Mar 2022 964th m-tkach 🇺🇦 666 79 2ms 9 Mar 2023 964th ovs-code 🇩🇪 666 79 2ms 24 Mar 2024 964th dokutan 666 79 2ms 1 May 2024 964th xsot 🇸🇬 666 79 2ms 23 May 2024 964th DialFrost 🇸🇬 666 79 14ms 17 Dec 2024 964th Yax42 🇫🇷 666 79 2ms 15 Oct 2025 970th GolfingSuccess 🇬🇷 666 110 1ms 13 May 2022 971st tnecio 664 71 9ms 29 Apr 2021 971st commandblockguy 🇺🇸 664 71 9ms 30 Sep 2022 973rd guliyevemil1 🇦🇿 663 87 149ms 20 Apr 2020 973rd strout 663 87 176ms 15 Dec 2023 975th DialFrost 🇸🇬 662 73 2ms 5 Nov 2023 First Prev 901–975 of 3,119 Next Last