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 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 Dragon Curve 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 Dragon Curve 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 801st AlephSquirrel 738 76 636ms 16 Jan 2024 801st JunkIce 738 76 375ms 3 Dec 2024 803rd boxjelly 738 92 164ms 14 Mar 2022 804th Matgc04 738 103 447ms 22 Aug 2023 804th dokutan 738 103 437ms 23 Nov 2025 806th snoozingnewt 🇨🇦 737 90 163ms 13 Oct 2025 807th akshatj27 🇦🇶 736 56 39ms 11 Jan 2022 807th m-tkach 🇺🇦 736 56 37ms 23 Feb 2023 809th SirBogman 🇺🇸 736 254 43ms 23 Nov 2022 810th Shanethegamer 🇺🇸 735 89 38ms 16 Apr 2024 811th frankgraziano 735 100 9ms 24 Feb 2026 812th j-Ewan 733 41 33ms 22 Feb 2022 813th jared-hughes 733 81 294ms 19 Sep 2021 813th jacklynnepenick 733 81 223ms 5 Nov 2021 813th guilhem-roy 🇫🇷 733 81 306ms 26 Feb 2022 813th suwat513 733 81 300ms 15 Sep 2022 813th LogicalJoe 733 81 220ms 7 Oct 2022 813th Eilonlif 🇮🇱 733 81 310ms 3 Nov 2022 813th janbehrens 🇩🇪 733 81 210ms 17 Jun 2023 813th bknower 733 81 28ms 26 Jun 2025 813th edsrzf 🇳🇿 733 81 226ms 22 Jul 2025 813th StefanHabel 🇨🇦 733 81 286ms 19 days ago 813th solisolu 733 81 21ms 18 days ago 813th scpchicken 🇵🇼 733 81 257ms 6 days ago 825th sisyphus-ppcg 🇦🇺 732 41 266ms 31 Jan 2023 825th SirFireball3521 732 41 266ms 15 Mar 2023 827th janbehrens 🇩🇪 732 64 489ms 9 Nov 2021 827th dokutan 732 64 335ms 13 Mar 2026 829th snoozingnewt 🇨🇦 732 136 147ms 29 Sep 2025 830th AlephSquirrel 731 81 10ms 8 Aug 2022 830th Program-Pi 731 81 11ms 5 Mar 2026 832nd jared-hughes 731 94 2ms 14 Mar 2022 832nd KenanHanke 731 94 2ms 22 Feb 2023 832nd madex 🇩🇪 731 94 2ms 14 days ago 835th primo-ppcg 🇹🇭 731 104 448ms 21 Nov 2021 835th Irratix 🇳🇱 731 104 466ms 13 Dec 2021 835th ericlangedijk 🇸🇮 731 104 510ms 17 Mar 2022 835th CaedenHarper 🇨🇦 731 104 436ms 5 Nov 2025 835th prestosilver 🇺🇸 731 104 170ms 17 Mar 2026 840th Shanethegamer 🇺🇸 730 104 13ms 17 Dec 2023 841st dokutan 730 109 116ms 18 Nov 2025 842nd MeWhenI 🇻🇦 729 73 144ms 3 Aug 2024 843rd snoozingnewt 🇨🇦 729 84 91ms 22 Oct 2025 844th DialFrost 🇸🇬 729 91 23ms 31 Oct 2023 845th GrayJoKing 🇦🇺 729 113 459ms 28 Feb 2022 846th MeWhenI 🇻🇦 728 68 1,728ms 28 Jan 2023 846th Feniske 🇫🇷 728 68 1,683ms 7 Nov 2023 848th neel11235813 728 77 545ms 15 Jan 2024 848th CaedenHarper 🇨🇦 728 77 745ms 14 Jul 2025 850th snoozingnewt 🇨🇦 728 105 38ms 1 Sep 2024 851st jerrandolph 728 162 322ms 3 Nov 2023 852nd Yewzir 🇧🇪 727 90 43ms 14 Jan 2024 853rd scpchicken 🇵🇼 727 137 160ms 19 May 2022 854th Schmitt-Very-Cool 726 128 483ms 30 Sep 2025 855th albanian-laundromat 🇺🇸 726 190 1,209ms 18 Oct 2025 856th stefangimmillaro 724 82 312ms 27 Sep 2021 856th NewDefectus 🇮🇱 724 82 26ms 16 Dec 2021 856th CedricGebistorf 724 82 245ms 25 Feb 2022 856th aksyristos 724 82 203ms 12 Feb 2023 856th quimey 724 82 218ms 22 Mar 2023 856th Fracture17 724 82 289ms 8 Apr 2023 856th Re-Adventures 🇮🇳 724 82 228ms 20 Jul 2023 856th Natanaelel 🇸🇪 724 82 215ms 29 Oct 2023 856th codingisgreatbutiamnot 724 82 295ms 25 Jul 2024 856th klixel 🇨🇦 724 82 299ms 17 Jan 2025 856th CommandLeo 🇮🇹 724 82 323ms 3 Dec 2025 856th luuumine 🇫🇷 724 82 295ms 4 Dec 2025 856th FortuiteMan 🇫🇷 724 82 300ms 5 Dec 2025 856th FoxInTheClouds 724 82 325ms 13 Feb 2026 870th AlephSquirrel 724 95 2ms 8 Jun 2023 871st arctouch-cristiannevianna 724 105 483ms 26 May 2023 871st annaproxy 724 105 470ms 11 Apr 2025 871st snoozingnewt 🇨🇦 724 105 139ms 3 Oct 2025 874th Shanethegamer 🇺🇸 723 57 104ms 27 Sep 2021 874th blaztoma 🇱🇹 723 57 39ms 10 days ago 876th randolchance 722 82 15ms 11 Jan 2023 876th Protothor 722 82 11ms 26 Feb 2026 878th annaproxy 722 105 26ms 8 Jan 2023 879th MeWhenI 🇻🇦 722 118 41ms 13 Feb 2025 880th Shanethegamer 🇺🇸 722 121 36ms 15 Dec 2022 First Prev 801–880 of 2,185 Next Last