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 Gray Code Decoder Gray Code Encoder 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 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 Gray Code Decoder Gray Code Encoder 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 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 881st m-tkach 🇺🇦 704 98 54ms 9 Mar 2023 881st annaproxy 704 98 57ms 22 Oct 2023 883rd itsjustfreekie 703 67 83ms 20 Sep 2021 883rd Fishron 703 67 71ms 21 Oct 2021 883rd fredrik-bakke 🇳🇴 703 67 94ms 29 Sep 2022 883rd jakobkordez 🇸🇮 703 67 19ms 30 Oct 2022 883rd jmerle 🇳🇱 703 67 77ms 16 Feb 2023 888th jmerle 🇳🇱 703 100 6ms 4 Jul 2023 889th Yewzir 🇧🇪 702 62 407ms 4 Feb 2024 889th ovs-code 🇩🇪 702 62 496ms 2 Mar 2024 889th KatieLG 🇬🇧 702 62 521ms 28 Oct 2024 892nd saito-ta 🇯🇵 702 75 6ms 22 Jun 2022 892nd inventshah 702 75 1ms 25 Jan 2023 892nd Yewzir 🇧🇪 702 75 1ms 22 Dec 2023 892nd KasperKivimaeki 🇫🇮 702 75 2ms 5 Jan 2025 896th dbut2 🇦🇺 702 121 331ms 15 Jul 2025 897th MeWhenI 🇻🇦 701 69 2ms 10 Sep 2022 897th Yewzir 🇧🇪 701 69 2ms 22 Dec 2023 897th sean-niemann 🇺🇸 701 69 2ms 8 Oct 2024 897th albanian-laundromat 🇺🇸 701 69 2ms 24 Jun 2025 901st Bubbler-4 700 49 65ms 13 Sep 2023 901st ovs-code 🇩🇪 700 49 63ms 13 Sep 2023 903rd jared-hughes 700 94 494ms 24 Sep 2025 904th edsrzf 🇳🇿 699 70 6ms 10 Mar 2026 905th JunkIce 699 90 128ms 23 Feb 2025 905th dokutan 699 90 125ms 23 Jul 2025 907th snoozingnewt 🇨🇦 698 89 451ms 29 Nov 2025 908th msbranicky 697 74 80ms 14 Aug 2023 909th dokutan 697 88 104ms 12 Dec 2025 910th Steffan153 🇫🇮 697 99 58ms 28 Jan 2023 910th ovs-code 🇩🇪 697 99 54ms 3 Jun 2024 910th roupiq 🇵🇱 697 99 55ms 8 Jun 2024 913th MeWhenI 🇻🇦 697 133 1,642ms 7 Nov 2025 914th jared-hughes 696 71 10ms 29 Oct 2021 914th stefangimmillaro 696 71 9ms 27 Aug 2022 914th SirFireball3521 696 71 9ms 28 Jan 2023 914th Maznek 696 71 10ms 19 Jun 2023 914th snoozingnewt 🇨🇦 696 71 12ms 29 Nov 2025 919th sisyphus-ppcg 🇦🇺 693 43 2ms 3 Nov 2020 919th pandapawskat 693 43 1ms 20 Sep 2021 919th stefangimmillaro 693 43 2ms 23 Apr 2022 922nd o0lit3 🇺🇸 693 50 11ms 19 Apr 2021 922nd armin-k1 693 50 8ms 8 Sep 2021 924th btnlq 693 63 3ms 15 Jul 2023 925th xorraxrax 693 68 10ms 19 Oct 2019 925th NewDefectus 🇮🇱 693 68 12ms 1 Nov 2020 925th ydevor 🇮🇱 693 68 11ms 26 Nov 2020 925th jacklynnepenick 693 68 47ms 17 Aug 2021 925th aposteriorist 🇨🇦 693 68 14ms 6 Feb 2022 925th PowerR0 693 68 10ms 25 Aug 2022 925th SB-945 693 68 19ms 31 Mar 2024 925th Troon 693 68 9ms 11 Feb 2025 933rd snoozingnewt 🇨🇦 693 95 431ms 29 Nov 2025 934th GrayJoKing 🇦🇺 692 61 124ms 13 Mar 2022 935th Alex-x90 🇺🇸 692 76 1ms 3 Dec 2022 936th anter69 🇭🇺 691 55 1,259ms 10 Mar 2025 937th JDiLenarda 🇫🇷 691 61 1,207ms 9 Oct 2020 938th SirBogman 🇺🇸 691 63 435ms 15 Jan 2024 938th GolfingSuccess 🇬🇷 691 63 387ms 30 Jan 2024 940th inventshah 691 70 2ms 9 Sep 2022 941st labster 690 45 101ms 23 Feb 2018 941st snoozingnewt 🇨🇦 690 45 101ms 30 Nov 2025 943rd jared-hughes 690 100 56ms 20 Jul 2022 944th MeWhenI 🇻🇦 689 75 35ms 20 Jun 2022 945th marshallward 🇺🇸 689 81 39ms 2 Sep 2022 946th JayXon 🇺🇸 689 102 7ms 15 Mar 2023 947th gnuvince 688 32 9ms 2 Aug 2024 947th codereport 🇨🇦 688 32 3ms 21 Apr 2025 949th DialFrost 🇸🇬 687 93 36ms 16 Feb 2025 950th rustyflamingo 686 49 550ms 22 Sep 2022 950th antimon2 🇯🇵 686 49 586ms 15 Oct 2022 950th alemelis 686 49 556ms 1 Mar 2023 950th HPWiz 🇳🇿 686 49 538ms 9 Mar 2023 950th ovs-code 🇩🇪 686 49 531ms 24 Oct 2023 950th MarcMush 🇫🇷 686 49 545ms 5 Jan 2024 950th DialFrost 🇸🇬 686 49 519ms 5 Jan 2024 950th twolfive 686 49 528ms 5 Oct 2024 958th PatrickStephansen 🇿🇦 686 72 12ms 3 Nov 2020 958th KatieLG 🇬🇧 686 72 11ms 16 Apr 2021 958th neihousaigaai 686 72 11ms 18 Apr 2021 First Prev 881–960 of 3,280 Next Last