Happy Numbers 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 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 Trinomial Triangle 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 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 Trinomial Triangle Turtle Tutorial # Golfer Points Bytes Time 901st cbondurant 799 76 10 May 2021 901st bob-th 799 76 24 Jan 2023 903rd dokutan 798 83 27 Mar 2024 904th GrayJoKing 🇦🇺 795 88 9 Oct 2023 905th marcin7Cd 793 90 17 May 2020 905th dokutan 793 90 1 May 2024 907th cure-honey 🇯🇵 792 85 15 Jul 2021 907th primo-ppcg 🇹🇭 792 85 14 Jan 2025 909th kevlened 789 76 22 Oct 2018 909th emgordon154 789 76 22 Dec 2021 909th inventshah 789 76 6 May 2022 909th KrausRaus 🇺🇸 789 76 26 May 2022 909th helbling 🇨🇭 789 76 4 Jul 2024 914th ahmetdemirag 🇨🇾 789 77 11 Feb 2025 915th GrayJoKing 🇦🇺 789 85 1 Mar 2021 916th roavin 789 93 16 May 2022 917th albanian-laundromat 787 67 10 Aug 2025 918th Andriamanitra 🇫🇮 786 60 20 Jul 2022 919th Shanethegamer 🇺🇸 786 89 9 Oct 2023 919th MeWhenI 🇻🇦 786 89 10 Oct 2023 921st Irratix 🇳🇱 784 91 19 Dec 2021 922nd MeWhenI 🇻🇦 783 63 11 Nov 2021 923rd SirBogman 🇺🇸 783 86 2 Nov 2022 924th CaedenHarper 🇨🇦 782 71 13 days ago 925th gnuvince 781 32 2 Aug 2024 925th codereport 🇨🇦 781 32 21 Apr 2025 927th FlyingPenguin223 781 86 27 Oct 2024 928th guliyevemil1 🇦🇿 781 87 20 Apr 2020 928th strout 781 87 15 Dec 2023 930th Shanethegamer 🇺🇸 780 74 19 Aug 2024 931st aposteriorist 🇨🇦 780 99 27 Feb 2022 931st stackofbears 780 99 5 Mar 2022 933rd Natanaelel 🇸🇪 779 64 19 Sep 2021 934th jakobwitte 779 77 21 Mar 2018 934th j55d 779 77 29 Sep 2018 934th Mikaeel66 779 77 11 Nov 2019 934th ArmaanAS 779 77 8 Mar 2021 934th Re-Adventures 🇮🇳 779 77 18 May 2021 939th Waffle3z 779 78 9 Jul 2021 939th snydej 779 78 22 Nov 2024 939th InigoK 🇺🇸 779 78 18 days ago 942nd KatieLG 🇬🇧 778 51 9 Dec 2020 942nd msbranicky 778 51 27 Jul 2023 942nd dokutan 778 51 11 Nov 2023 942nd AlephSquirrel 778 51 27 Jan 2025 946th msbranicky 777 90 11 Oct 2023 947th galloj 🇨🇿 777 107 28 Aug 2022 948th Irratix 🇳🇱 777 111 3 Jan 2022 949th bastatom 776 131 25 Feb 2024 950th yzhs 🇩🇪 774 38 21 Jun 2022 951st robymus 773 61 17 Sep 2018 952nd Shanethegamer 🇺🇸 772 60 9 Mar 2023 953rd dpatterbee 770 132 24 Aug 2020 954th shuding 769 78 4 May 2020 954th igmcdowell 769 78 20 Dec 2021 954th dylanarmstrong 769 78 24 Jan 2024 957th Eilonlif 🇮🇱 769 79 20 Feb 2023 957th fkantelberg 769 79 22 Jul 2023 957th fgrosshans 🇫🇷 769 79 23 Jul 2024 957th EnTerr 769 79 1 Sep 2024 957th jipsong 🇩🇪 769 79 20 Jun 2025 962nd bluebear94 768 49 12 Feb 2018 962nd prplz 🇦🇺 768 49 27 Sep 2021 964th dokutan 768 87 23 Jul 2025 965th Shanethegamer 🇺🇸 768 119 95 mins ago 966th yzhs 🇩🇪 767 65 3 Aug 2021 967th elgan65536 767 93 28 Nov 2023 967th Bmrl7 767 93 29 Feb 2024 969th NewDefectus 🇮🇱 766 62 6 Jun 2021 970th billings7 🇬🇧 765 96 21 May 2024 971st dokutan 764 69 14 Apr 2024 972nd Irratix 🇳🇱 764 89 23 Sep 2021 973rd emgordon154 764 101 26 May 2025 974th hrubymar10 764 133 27 Feb 2024 974th CaedenHarper 🇨🇦 764 133 12 Dec 2024 Prev 901–975 of 3,043 Next