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 Calendar Card Number Validation Catalan Numbers Catalan’s Constant Christmas Trees Collatz Continued Fractions 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 Multitap Input 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 Alphabetic Numbers Apéry’s Constant Binary Lambda Calculus Connect Four 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 Numbrix Odd Polyomino Tiling p-adic Expansion Polygon Triangulations QR Encoder Quadratic Formula Rectangle Fill Semiprime Numbers Smooth Numbers Snake Sphenic Numbers Taxicab Numbers Turtle Tutorial All Languages ><> ALGOL 68 ArkScript 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 APL Arturo Befunge BQN CJam CoffeeScript Egel Fennel Harbour Hare Haxe Hush Hy iogii Knight Lily Luau Odin Picat Qore Racket Rebol Rexx Scala Squirrel Stax Uiua Umka Vala Vyxal Bytes Chars Scoring Bytes Chars Language All ><> ALGOL 68 ArkScript 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 APL Arturo Befunge BQN CJam CoffeeScript Egel Fennel Harbour Hare Haxe Hush Hy iogii Knight Lily 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 Calendar Card Number Validation Catalan Numbers Catalan’s Constant Christmas Trees Collatz Continued Fractions 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 Multitap Input 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 Alphabetic Numbers Apéry’s Constant Binary Lambda Calculus Connect Four 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 Numbrix Odd Polyomino Tiling p-adic Expansion Polygon Triangulations QR Encoder Quadratic Formula Rectangle Fill Semiprime Numbers Smooth Numbers Snake Sphenic Numbers Taxicab Numbers Turtle Tutorial # Golfer Points Chars Time Submitted 879th KatieLG 🇬🇧 702 62 375ms 28 Oct 2024 882nd jmerle 🇳🇱 702 100 6ms 4 Jul 2023 883rd dbut2 🇦🇺 702 121 269ms 15 Jul 2025 884th saito-ta 🇯🇵 701 75 6ms 22 Jun 2022 884th inventshah 701 75 1ms 25 Jan 2023 884th Yewzir 🇧🇪 701 75 1ms 22 Dec 2023 884th KasperKivimaeki 🇫🇮 701 75 2ms 5 Jan 2025 888th MeWhenI 🇻🇦 700 69 2ms 10 Sep 2022 888th Yewzir 🇧🇪 700 69 2ms 22 Dec 2023 888th sean-niemann 🇺🇸 700 69 2ms 8 Oct 2024 888th albanian-laundromat 700 69 2ms 24 Jun 2025 892nd jared-hughes 700 94 494ms 24 Sep 2025 893rd Bubbler-4 699 49 65ms 13 Sep 2023 893rd ovs-code 🇩🇪 699 49 63ms 13 Sep 2023 895th JunkIce 699 90 143ms 23 Feb 2025 895th dokutan 699 90 121ms 23 Jul 2025 897th edsrzf 🇳🇿 697 70 6ms 10 days ago 898th snoozingnewt 🇨🇦 697 89 467ms 29 Nov 2025 899th Steffan153 🇫🇮 697 99 57ms 28 Jan 2023 899th ovs-code 🇩🇪 697 99 57ms 3 Jun 2024 899th roupiq 🇵🇱 697 99 56ms 8 Jun 2024 902nd jared-hughes 696 71 9ms 29 Oct 2021 902nd stefangimmillaro 696 71 9ms 27 Aug 2022 902nd SirFireball3521 696 71 9ms 28 Jan 2023 902nd Maznek 696 71 8ms 19 Jun 2023 902nd snoozingnewt 🇨🇦 696 71 9ms 29 Nov 2025 907th msbranicky 696 74 80ms 14 Aug 2023 908th dokutan 695 88 107ms 12 Dec 2025 909th MeWhenI 🇻🇦 695 133 1,642ms 7 Nov 2025 910th xorraxrax 693 68 9ms 19 Oct 2019 910th NewDefectus 🇮🇱 693 68 11ms 1 Nov 2020 910th ydevor 🇮🇱 693 68 10ms 26 Nov 2020 910th jacklynnepenick 693 68 50ms 17 Aug 2021 910th aposteriorist 🇨🇦 693 68 11ms 6 Feb 2022 910th PowerR0 693 68 9ms 25 Aug 2022 910th SB-945 693 68 17ms 31 Mar 2024 910th Troon 693 68 10ms 11 Feb 2025 918th sisyphus-ppcg 🇦🇺 692 43 2ms 3 Nov 2020 918th pandapawskat 692 43 1ms 20 Sep 2021 918th stefangimmillaro 692 43 2ms 23 Apr 2022 921st o0lit3 🇺🇸 692 50 13ms 19 Apr 2021 921st armin-k1 692 50 8ms 8 Sep 2021 923rd Alex-x90 🇺🇸 692 76 1ms 3 Dec 2022 924th snoozingnewt 🇨🇦 692 95 431ms 29 Nov 2025 925th anter69 🇭🇺 691 55 1,259ms 10 Mar 2025 926th GrayJoKing 🇦🇺 691 61 124ms 13 Mar 2022 927th btnlq 691 63 3ms 15 Jul 2023 927th SirBogman 🇺🇸 691 63 406ms 15 Jan 2024 927th GolfingSuccess 🇬🇷 691 63 374ms 30 Jan 2024 930th JDiLenarda 🇫🇷 690 61 1,207ms 9 Oct 2020 931st inventshah 690 70 2ms 9 Sep 2022 932nd jared-hughes 690 100 58ms 20 Jul 2022 933rd labster 689 45 102ms 23 Feb 2018 933rd snoozingnewt 🇨🇦 689 45 95ms 30 Nov 2025 935th gnuvince 688 32 9ms 2 Aug 2024 935th codereport 🇨🇦 688 32 3ms 21 Apr 2025 937th MeWhenI 🇻🇦 688 75 35ms 20 Jun 2022 938th marshallward 🇺🇸 688 81 39ms 2 Sep 2022 939th JayXon 🇺🇸 688 102 7ms 15 Mar 2023 940th PatrickStephansen 🇿🇦 686 72 11ms 3 Nov 2020 940th KatieLG 🇬🇧 686 72 11ms 16 Apr 2021 940th neihousaigaai 686 72 9ms 18 Apr 2021 940th two-bad 🇬🇧 686 72 9ms 25 Feb 2024 944th rustyflamingo 685 49 530ms 22 Sep 2022 944th antimon2 🇯🇵 685 49 530ms 15 Oct 2022 944th alemelis 685 49 502ms 1 Mar 2023 944th HPWiz 🇳🇿 685 49 514ms 9 Mar 2023 944th ovs-code 🇩🇪 685 49 530ms 24 Oct 2023 944th MarcMush 🇫🇷 685 49 490ms 5 Jan 2024 944th DialFrost 🇸🇬 685 49 527ms 5 Jan 2024 944th twolfive 685 49 492ms 5 Oct 2024 952nd DialFrost 🇸🇬 685 93 36ms 16 Feb 2025 953rd galloj 🇨🇿 684 107 1ms 28 Aug 2022 954th j-Ewan 683 40 33ms 22 Feb 2022 955th Espiobest 683 69 15ms 26 Feb 2021 955th cbondurant 683 69 9ms 10 May 2021 955th hellwue 683 69 9ms 8 Feb 2023 955th Vaekor 683 69 9ms 9 Jul 2023 955th jatloe 683 69 80ms 27 Sep 2024 960th sean-niemann 🇺🇸 683 77 2ms 29 Nov 2022 First Prev 881–960 of 3,197 Next Last