Happy Numbers (Long) in all languages in bytes. Cheevos Holes Recent Holes Langs Medals Misc 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 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 Morse Decoder Morse Encoder 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 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 Calendar Connect Four CSS Colors (Inverse) CSS Grid Ellipse Perimeters Flags Floyd-Steinberg Dithering Gray Code Decoder Gray Code Encoder Hexagonal Spiral Highly Composite Numbers Minesweeper NFA Simulator Odd Polyomino Tiling p-adic Expansion Polygon Triangulations QR Encoder Quadratic Formula Semiprime Numbers Smooth Numbers Snake Sphenic Numbers Turtle Tutorial All Languages ><> Assembly AWK Bash BASIC Berry brainfuck C C# C++ Civet Clojure COBOL Coconut Common Lisp Crystal D Dart Elixir 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 Arturo Befunge BQN CJam CoffeeScript Egel Erlang 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 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 Arturo Befunge BQN CJam CoffeeScript Egel Erlang 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 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 Morse Decoder Morse Encoder 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 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 Calendar Connect Four CSS Colors (Inverse) CSS Grid Ellipse Perimeters Flags Floyd-Steinberg Dithering Gray Code Decoder Gray Code Encoder Hexagonal Spiral Highly Composite Numbers Minesweeper NFA Simulator Odd Polyomino Tiling p-adic Expansion Polygon Triangulations QR Encoder Quadratic Formula Semiprime Numbers Smooth Numbers Snake Sphenic Numbers Turtle Tutorial # Golfer Points Bytes Time Submitted 750th Anonymousellama21 786 89 2,729ms 27 Jun 2022 750th yourlefthandman 786 89 278ms 17 Aug 2023 750th msbranicky 786 89 291ms 5 Oct 2023 750th luyckxrobbe 786 89 31ms 20 Nov 2023 750th madex 🇩🇪 786 89 16ms 13 Jun 2024 750th rollershutter 786 89 310ms 2 Jul 2024 750th Mabeloid 🇳🇴 786 89 14ms 18 Sep 2024 750th jatloe 786 89 303ms 27 Sep 2024 750th Lv0Sys 🇵🇱 786 89 21ms 30 May 2025 760th ListeriaM 785 89 2ms 25 Aug 2023 761st MeWhenI 🇻🇦 785 105 457ms 17 Aug 2023 762nd snoozingnewt 🇺🇸 784 102 96ms 13 Sep 2025 763rd Shanethegamer 🇺🇸 782 74 159ms 19 Aug 2024 764th janbehrens 🇩🇪 782 120 57ms 20 Nov 2022 764th oceko 782 120 72ms 19 Feb 2024 766th DialFrost 🇸🇬 781 112 30 Mar 2025 767th yzhs 🇩🇪 779 39 21 Jun 2022 768th SirBogman 🇺🇸 779 48 4 Nov 2021 768th SirFireball3521 779 48 21 Mar 2023 770th albanian-laundromat 779 86 589ms 15 days ago 771st edsrzf 🇳🇿 779 109 48ms 1 Jan 2025 772nd aposteriorist 🇨🇦 778 106 481ms 5 Mar 2022 773rd prplz 🇦🇺 777 64 20 Sep 2021 774th 2011-Chan-Ethan 777 90 314ms 12 Jul 2023 774th inverseLorentz 🇦🇺 777 90 305ms 3 May 2024 776th snoozingnewt 🇺🇸 774 105 201ms 18 days ago 777th ovs-code 🇩🇪 772 127 29ms 26 Dec 2022 778th DialFrost 🇸🇬 772 129 162ms 5 Apr 2025 779th FlyingPenguin223 771 62 53ms 16 Nov 2023 779th Babafaba 771 62 7 days ago 781st jared-hughes 771 77 10ms 14 Mar 2022 781st Re-Adventures 🇮🇳 771 77 10ms 14 Aug 2022 781st lyphyser 771 77 11ms 3 Jun 2023 781st helbling 🇨🇭 771 77 11ms 4 Jul 2024 785th Shanethegamer 🇺🇸 771 93 14ms 8 Apr 2024 786th KatieLG 🇬🇧 771 111 153ms 14 Jan 2023 787th frankgraziano 770 242 6 days ago 788th hjcafaroUC 769 91 21ms 26 Oct 2021 788th adoxography 769 91 24ms 18 Dec 2021 788th j-Ewan 769 91 25ms 16 Feb 2022 788th MaxElf999 769 91 21ms 29 Sep 2022 788th AlexanderFair 769 91 23ms 13 Jul 2023 788th chartung17 769 91 27ms 14 Jan 2024 788th NerdyMcNerd42 769 91 14ms 22 Mar 2024 795th Re-Adventures 🇮🇳 769 122 68ms 14 Aug 2022 796th emgordon154 769 146 13ms 10 Jun 2025 797th NewDefectus 🇮🇱 768 64 53ms 21 Sep 2021 798th prplz 🇦🇺 768 91 2ms 19 Dec 2021 799th snoozingnewt 🇺🇸 768 92 2,580ms 24 days ago 800th strout 765 89 193ms 15 Aug 2022 801st kTheLemon 765 100 2ms 2 Apr 2025 802nd snoozingnewt 🇺🇸 765 114 14ms 22 days ago 803rd janbehrens 🇩🇪 765 165 30ms 20 Sep 2021 804th jared-hughes 764 123 471ms 27 days ago 804th Babafaba 764 123 417ms 7 days ago 806th UnderKoen 🇳🇱 764 147 25ms 20 Apr 2023 807th MeWhenI 🇻🇦 764 244 18ms 28 Aug 2023 808th prplz 🇦🇺 763 49 27 Sep 2021 809th shawphy 761 78 12ms 12 Oct 2021 810th Yewzir 🇧🇪 761 166 27ms 14 Jan 2024 811th Indivicivet 760 92 355ms 26 Oct 2021 811th nullie 760 92 20ms 8 Jun 2022 811th FortuiteMan 🇫🇷 760 92 24ms 10 Sep 2023 811th jbjd 760 92 19ms 23 Nov 2024 811th 5quiwyrm 760 92 254ms 25 Nov 2024 816th Shanethegamer 🇺🇸 760 93 27 Oct 2024 817th Andriamanitra 🇫🇮 759 63 63ms 20 Jul 2022 818th Irratix 🇳🇱 759 92 2ms 19 Dec 2021 819th KrausRaus 🇺🇸 758 97 4ms 24 Oct 2023 820th Yewzir 🇧🇪 758 99 42ms 18 Dec 2024 821st DialFrost 🇸🇬 758 112 45ms 13 Feb 2025 822nd jared-hughes 757 101 3ms 17 Mar 2022 823rd Irratix 🇳🇱 756 90 146ms 24 Sep 2021 824th prplz 🇦🇺 755 66 1,409ms 27 Sep 2021 824th DialFrost 🇸🇬 755 66 743ms 10 Oct 2024 First Prev 751–825 of 1,975 Next Last