Happy Numbers in all languages in chars. 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 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 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 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 Snake Sphenic Numbers Trinomial Triangle Turtle Tutorial # Golfer Points Chars Time 899th emgordon154 675 57 10 Jan 2025 899th sean-niemann 🇺🇸 675 57 21 Apr 2025 903rd Irratix 🇳🇱 675 147 11 Dec 2021 904th Attero 🇸🇪 674 46 4 May 2020 905th marcin7Cd 674 78 17 May 2020 905th lynn 674 78 2 Oct 2021 905th Steffan153 🇫🇮 674 78 28 Jan 2023 908th annaproxy 674 80 5 May 2022 908th Yewzir 🇧🇪 674 80 8 May 2023 908th DialFrost 🇸🇬 674 80 26 Dec 2024 911th gilufin 673 70 23 May 2021 911th kellantech 673 70 3 Jun 2023 911th 2011-Chan-Ethan 673 70 12 Jul 2023 911th Dataen 673 70 5 Jan 2024 911th katss2 673 70 14 Aug 2025 916th GrayJoKing 🇦🇺 672 88 9 Oct 2023 917th janbehrens 🇩🇪 670 72 26 Nov 2023 918th HumanoidCPU 670 73 3 May 2024 919th GrayJoKing 🇦🇺 669 65 26 Jul 2023 920th albanian-laundromat 668 63 11 days ago 921st MeWhenI 🇻🇦 668 65 17 Jan 2024 922nd weliveinhell 🇭🇹 668 74 3 Sep 2023 922nd Lv0Sys 🇵🇱 668 74 31 May 2025 924th rucin93 🇵🇱 667 64 6 Sep 2024 925th jared-hughes 667 76 6 Mar 2022 926th inventshah 667 83 3 Nov 2022 927th m-tkach 🇺🇦 665 79 9 Mar 2023 927th ovs-code 🇩🇪 665 79 24 Mar 2024 927th dokutan 665 79 1 May 2024 927th xsot 🇸🇬 665 79 23 May 2024 927th DialFrost 🇸🇬 665 79 17 Dec 2024 932nd Shanethegamer 🇺🇸 665 89 9 Oct 2023 932nd MeWhenI 🇻🇦 665 89 10 Oct 2023 934th tnecio 664 71 29 Apr 2021 934th commandblockguy 🇺🇸 664 71 30 Sep 2022 936th GolfingSuccess 🇬🇷 664 110 13 May 2022 937th guliyevemil1 🇦🇿 663 87 20 Apr 2020 937th strout 663 87 15 Dec 2023 939th Steffan153 🇫🇮 662 106 12 Mar 2023 939th annaproxy 662 106 12 Mar 2023 939th scpchicken 🇵🇼 662 106 12 Mar 2023 939th neel11235813 662 106 14 Mar 2023 939th dokutan 662 106 1 Apr 2023 939th MeWhenI 🇻🇦 662 106 23 Nov 2023 939th Yewzir 🇧🇪 662 106 6 Mar 2024 939th KatieLG 🇬🇧 662 106 31 Jul 2024 939th Shanethegamer 🇺🇸 662 106 11 May 2025 948th GrayJoKing 🇦🇺 661 69 29 Apr 2021 948th xsot 🇸🇬 661 69 16 Jun 2024 950th DialFrost 🇸🇬 661 73 5 Nov 2023 950th dokutan 661 73 27 Mar 2024 952nd nathanadams 🇳🇿 659 75 13 Oct 2021 953rd emgordon154 657 80 22 Dec 2021 953rd GrayJoKing 🇦🇺 657 80 13 Mar 2022 953rd jared-hughes 657 80 30 Mar 2022 953rd janbehrens 🇩🇪 657 80 26 Nov 2023 953rd Herbert00709 🇵🇱 657 80 8 Jun 2024 953rd roupiq 🇵🇱 657 80 9 Jun 2024 959th msbranicky 657 90 11 Oct 2023 960th MeWhenI 🇻🇦 657 108 20 Apr 2022 961st Yewzir 🇧🇪 655 58 7 Feb 2024 962nd cure-honey 🇯🇵 655 85 15 Jul 2021 963rd janlelis 653 45 22 Jan 2021 964th GrayJoKing 🇦🇺 653 53 10 Apr 2021 964th scpchicken 🇵🇼 653 53 23 May 2021 964th kurkale6ka 653 53 16 Jun 2021 964th sean-niemann 🇺🇸 653 53 7 Sep 2021 964th MeWhenI 🇻🇦 653 53 15 Sep 2021 964th DaCuteRaccoon 653 53 30 Nov 2022 964th Steffan153 🇫🇮 653 53 28 Jan 2023 964th DialFrost 🇸🇬 653 53 28 Jan 2023 964th snoozingnewt 🇺🇸 653 53 1 Sep 2024 964th LostSyntax21 🇬🇧 653 53 8 Jan 2025 974th dokutan 653 112 2 Oct 2023 975th neihousaigaai 653 152 8 May 2021 Prev 901–975 of 2,992 Next