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 Lily 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 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 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 801st dokutan 729 109 111ms 18 Nov 2025 802nd MeWhenI 🇻🇦 728 68 1,812ms 28 Jan 2023 802nd Feniske 🇫🇷 728 68 1,666ms 7 Nov 2023 804th MeWhenI 🇻🇦 728 73 132ms 3 Aug 2024 805th neel11235813 728 77 451ms 15 Jan 2024 805th CaedenHarper 🇨🇦 728 77 649ms 14 Jul 2025 807th snoozingnewt 🇨🇦 728 84 93ms 22 Oct 2025 808th DialFrost 🇸🇬 728 91 23ms 31 Oct 2023 809th Shanethegamer 🇺🇸 728 104 15ms 17 Dec 2023 810th GrayJoKing 🇦🇺 728 113 407ms 28 Feb 2022 811th snoozingnewt 🇨🇦 727 105 38ms 1 Sep 2024 812th jerrandolph 727 162 293ms 3 Nov 2023 813th Yewzir 🇧🇪 726 90 38ms 14 Jan 2024 814th DialFrost 🇸🇬 726 111 4ms 18 days ago 815th Schmitt-Very-Cool 725 128 348ms 30 Sep 2025 816th scpchicken 🇵🇼 725 137 154ms 19 May 2022 817th albanian-laundromat 724 190 1,432ms 18 Oct 2025 818th Shanethegamer 🇺🇸 723 57 107ms 27 Sep 2021 819th stefangimmillaro 723 82 312ms 27 Sep 2021 819th NewDefectus 🇮🇱 723 82 22ms 16 Dec 2021 819th CedricGebistorf 723 82 229ms 25 Feb 2022 819th aksyristos 723 82 198ms 12 Feb 2023 819th quimey 723 82 219ms 22 Mar 2023 819th StefanHabel 🇨🇦 723 82 315ms 26 Mar 2023 819th Fracture17 723 82 268ms 8 Apr 2023 819th Re-Adventures 🇮🇳 723 82 216ms 20 Jul 2023 819th Natanaelel 🇸🇪 723 82 217ms 29 Oct 2023 819th codingisgreatbutiamnot 723 82 300ms 25 Jul 2024 819th klixel 🇨🇦 723 82 300ms 17 Jan 2025 819th blaztoma 🇱🇹 723 82 269ms 15 Nov 2025 819th CommandLeo 🇮🇹 723 82 300ms 3 Dec 2025 819th luuumine 🇫🇷 723 82 312ms 4 Dec 2025 819th FortuiteMan 🇫🇷 723 82 310ms 5 Dec 2025 834th AlephSquirrel 723 95 2ms 8 Jun 2023 835th arctouch-cristiannevianna 723 105 425ms 26 May 2023 835th annaproxy 723 105 454ms 11 Apr 2025 837th randolchance 722 82 13ms 11 Jan 2023 838th annaproxy 721 105 25ms 8 Jan 2023 838th snoozingnewt 🇨🇦 721 105 130ms 3 Oct 2025 840th Shanethegamer 🇺🇸 721 121 36ms 15 Dec 2022 841st MeWhenI 🇻🇦 720 118 41ms 13 Feb 2025 842nd GolfingSuccess 🇬🇷 719 112 4ms 11 Sep 2022 843rd Shanethegamer 🇺🇸 718 74 161ms 19 Aug 2024 844th RockOfStone 718 106 2ms 4 Nov 2021 845th targrik 718 164 272ms 30 Jun 2025 846th dcgjb 717 69 1,081ms 6 May 2024 847th prplz 🇦🇺 715 42 211ms 27 Sep 2021 848th neihousaigaai 715 83 21ms 3 Jan 2022 848th cesarm4 715 83 198ms 16 Apr 2022 848th nstearns96 🇬🇧 715 83 245ms 27 Jan 2023 848th randolchance 715 83 20ms 16 Feb 2023 848th galloj 🇨🇿 715 83 3,506ms 5 Mar 2023 848th yzhs 🇩🇪 715 83 238ms 23 Jun 2023 848th m42km 715 83 312ms 12 Oct 2023 855th janbehrens 🇩🇪 715 115 428ms 23 Mar 2022 856th emgordon154 714 100 13ms 27 Dec 2024 857th lynn 714 106 33ms 16 Nov 2021 858th tayloia 🇬🇧 713 83 14ms 11 May 2023 858th acollett89 713 83 11ms 4 Aug 2025 858th CaedenHarper 🇨🇦 713 83 18ms 15 Sep 2025 861st Yewzir 🇧🇪 713 113 3ms 13 Jan 2024 862nd MeWhenI 🇻🇦 712 93 18ms 2 Oct 2022 863rd Waffle3z 710 58 96ms 19 Sep 2021 863rd emgordon154 710 58 44ms 12 Dec 2021 863rd jbbarth 🇫🇷 710 58 38ms 5 Nov 2022 866th MeWhenI 🇻🇦 709 79 569ms 17 Jan 2024 866th namelessiw 709 79 575ms 14 Jul 2024 868th akamayu-ouo 🇹🇼 708 35 5ms 30 Jul 2024 869th GolfingSuccess 🇬🇷 708 97 3ms 19 Mar 2025 869th dokutan 708 97 6ms 8 Nov 2025 871st Bonjour27891 🇻🇳 706 84 69ms 9 Feb 2022 871st RDShah 706 84 333ms 11 May 2022 871st thehylian 706 84 20ms 2 Jan 2023 871st badboj40 706 84 306ms 12 Feb 2023 871st firegene 🇮🇪 706 84 21ms 22 Dec 2023 871st HumanoidCPU 706 84 24ms 23 Jun 2024 871st moustave 706 84 179ms 26 Nov 2024 878th primo-ppcg 🇹🇭 704 71 957ms 29 Nov 2021 879th Garklein 🇨🇦 704 84 11ms 20 Feb 2022 880th HumanoidCPU 704 121 99ms 22 Jun 2024 First Prev 801–880 of 2,055 Next Last