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 Calendar 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 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 Apéry’s Constant Binary Lambda Calculus 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 Numbrix 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 ArkScript 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 ArkScript 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 Calendar 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 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 Apéry’s Constant Binary Lambda Calculus 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 Numbrix 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 800th Feniske 🇫🇷 728 68 1,666ms 7 Nov 2023 802nd MeWhenI 🇻🇦 728 73 132ms 3 Aug 2024 803rd neel11235813 728 77 534ms 15 Jan 2024 803rd CaedenHarper 🇨🇦 728 77 746ms 14 Jul 2025 805th snoozingnewt 🇨🇦 728 84 93ms 22 Oct 2025 806th DialFrost 🇸🇬 728 91 22ms 31 Oct 2023 807th Shanethegamer 🇺🇸 728 104 15ms 17 Dec 2023 808th GrayJoKing 🇦🇺 728 113 407ms 28 Feb 2022 809th snoozingnewt 🇨🇦 727 105 38ms 1 Sep 2024 810th jerrandolph 727 162 245ms 3 Nov 2023 811th Yewzir 🇧🇪 726 90 38ms 14 Jan 2024 812th DialFrost 🇸🇬 726 111 4ms 10 days ago 813th Schmitt-Very-Cool 725 128 348ms 30 Sep 2025 814th scpchicken 🇵🇼 725 137 154ms 19 May 2022 815th albanian-laundromat 724 190 1,432ms 18 Oct 2025 816th Shanethegamer 🇺🇸 723 57 107ms 27 Sep 2021 817th stefangimmillaro 723 82 307ms 27 Sep 2021 817th NewDefectus 🇮🇱 723 82 19ms 16 Dec 2021 817th CedricGebistorf 723 82 220ms 25 Feb 2022 817th aksyristos 723 82 195ms 12 Feb 2023 817th quimey 723 82 205ms 22 Mar 2023 817th StefanHabel 🇨🇦 723 82 302ms 26 Mar 2023 817th Fracture17 723 82 271ms 8 Apr 2023 817th Re-Adventures 🇮🇳 723 82 222ms 20 Jul 2023 817th Natanaelel 🇸🇪 723 82 213ms 29 Oct 2023 817th codingisgreatbutiamnot 723 82 292ms 25 Jul 2024 817th klixel 🇨🇦 723 82 292ms 17 Jan 2025 817th blaztoma 🇱🇹 723 82 250ms 15 Nov 2025 817th CommandLeo 🇮🇹 723 82 298ms 3 Dec 2025 817th luuumine 🇫🇷 723 82 303ms 4 Dec 2025 817th FortuiteMan 🇫🇷 723 82 290ms 5 Dec 2025 832nd AlephSquirrel 723 95 2ms 8 Jun 2023 833rd arctouch-cristiannevianna 723 105 425ms 26 May 2023 833rd annaproxy 723 105 454ms 11 Apr 2025 835th randolchance 722 82 10ms 11 Jan 2023 836th annaproxy 721 105 25ms 8 Jan 2023 836th snoozingnewt 🇨🇦 721 105 130ms 3 Oct 2025 838th Shanethegamer 🇺🇸 721 121 36ms 15 Dec 2022 839th MeWhenI 🇻🇦 720 118 41ms 13 Feb 2025 840th GolfingSuccess 🇬🇷 719 112 4ms 11 Sep 2022 841st Shanethegamer 🇺🇸 718 74 161ms 19 Aug 2024 842nd RockOfStone 718 106 2ms 4 Nov 2021 842nd frosster 718 106 18ms 26 Mar 2025 844th targrik 718 164 253ms 30 Jun 2025 845th dcgjb 717 69 1,081ms 6 May 2024 846th prplz 🇦🇺 715 42 211ms 27 Sep 2021 847th neihousaigaai 715 83 19ms 3 Jan 2022 847th cesarm4 715 83 184ms 16 Apr 2022 847th nstearns96 🇬🇧 715 83 245ms 27 Jan 2023 847th randolchance 715 83 19ms 16 Feb 2023 847th galloj 🇨🇿 715 83 3,253ms 5 Mar 2023 847th yzhs 🇩🇪 715 83 244ms 23 Jun 2023 847th m42km 715 83 304ms 12 Oct 2023 854th janbehrens 🇩🇪 715 115 428ms 23 Mar 2022 855th emgordon154 714 100 13ms 27 Dec 2024 856th lynn 714 106 33ms 16 Nov 2021 857th tayloia 🇬🇧 713 83 12ms 11 May 2023 857th acollett89 713 83 12ms 4 Aug 2025 857th CaedenHarper 🇨🇦 713 83 15ms 15 Sep 2025 860th Yewzir 🇧🇪 713 113 3ms 13 Jan 2024 861st MeWhenI 🇻🇦 712 93 17ms 2 Oct 2022 862nd Waffle3z 710 58 96ms 19 Sep 2021 862nd emgordon154 710 58 44ms 12 Dec 2021 862nd jbbarth 🇫🇷 710 58 38ms 5 Nov 2022 865th MeWhenI 🇻🇦 709 79 567ms 17 Jan 2024 865th namelessiw 709 79 718ms 14 Jul 2024 867th akamayu-ouo 🇹🇼 708 35 5ms 30 Jul 2024 868th GolfingSuccess 🇬🇷 708 97 3ms 19 Mar 2025 868th dokutan 708 97 6ms 8 Nov 2025 870th Bonjour27891 🇻🇳 706 84 63ms 9 Feb 2022 870th RDShah 706 84 343ms 11 May 2022 870th thehylian 706 84 19ms 2 Jan 2023 870th badboj40 706 84 293ms 12 Feb 2023 870th firegene 🇮🇪 706 84 20ms 22 Dec 2023 870th HumanoidCPU 706 84 23ms 23 Jun 2024 870th moustave 706 84 166ms 26 Nov 2024 877th primo-ppcg 🇹🇭 704 71 957ms 29 Nov 2021 878th Garklein 🇨🇦 704 84 12ms 20 Feb 2022 879th HumanoidCPU 704 121 99ms 22 Jun 2024 880th MeWhenI 🇻🇦 701 53 141ms 19 Sep 2021 First Prev 801–880 of 2,048 Next Last