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 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 Chars Time 226th lifthrasiir 🇰🇷 912 77 11 Dec 2024 226th jared-hughes 912 77 15 Dec 2024 228th nwellnhof 🇩🇪 912 93 6 Jan 2021 228th Steffan153 🇫🇮 912 93 9 Aug 2024 230th Bubbler-4 911 30 2 Feb 2022 230th ovs-code 🇩🇪 911 30 17 Aug 2023 232nd MeWhenI 🇻🇦 911 47 24 Oct 2024 233rd GrayJoKing 🇦🇺 911 53 10 Sep 2022 233rd Steffan153 🇫🇮 911 53 19 Aug 2024 235th Lydxn 🇨🇦 910 65 11 Oct 2023 235th JayXon 🇺🇸 910 65 27 Jan 2024 237th primo-ppcg 🇹🇭 910 69 14 Jan 2022 237th Steffan153 🇫🇮 910 69 25 Apr 2023 239th btnlq 910 78 7 Nov 2020 240th Steffan153 🇫🇮 908 47 6 Aug 2024 240th sean-niemann 🇺🇸 908 47 19 May 2025 242nd btnlq 908 61 5 Nov 2022 243rd Lydxn 🇨🇦 907 72 28 Feb 2023 244th schachmattmatt 906 52 11 Aug 2021 245th MeWhenI 🇻🇦 906 58 16 Dec 2024 245th Yewzir 🇧🇪 906 58 17 Dec 2024 245th GolfingSuccess 🇬🇷 906 58 11 Sep 2025 248th Lydxn 🇨🇦 906 76 28 Jan 2023 248th Steffan153 🇫🇮 906 76 25 Apr 2023 248th sean-niemann 🇺🇸 906 76 19 May 2025 251st Lydxn 🇨🇦 904 75 14 Jun 2022 252nd frankgraziano 903 144 11 Aug 2025 252nd primo-ppcg 🇹🇭 903 144 13 Aug 2025 252nd DialFrost 🇸🇬 903 144 13 Aug 2025 255th dvargas46 🇺🇸 902 55 15 Nov 2022 256th primo-ppcg 🇹🇭 902 94 21 Apr 2020 256th stefangimmillaro 902 94 21 Aug 2023 256th sean-niemann 🇺🇸 902 94 20 Feb 2025 259th canissimia 🇦🇶 901 194 21 Sep 2021 260th primo-ppcg 🇹🇭 900 60 21 Nov 2021 261st JayXon 🇺🇸 898 62 20 Aug 2021 262nd GrayJoKing 🇦🇺 895 73 12 Feb 2023 262nd Steffan153 🇫🇮 895 73 1 Nov 2023 264th tailorspy 895 77 22 Sep 2024 265th kg583 🇺🇸 893 71 31 Aug 2024 266th MeWhenI 🇻🇦 893 95 22 Aug 2023 267th JayXon 🇺🇸 892 76 17 Apr 2022 267th m-tkach 🇺🇦 892 76 9 Mar 2023 269th JayXon 🇺🇸 891 59 6 Jan 2021 270th imrich-nagy 889 53 7 Sep 2020 271st DialFrost 🇸🇬 889 55 28 Feb 2025 272nd sisyphus-ppcg 🇦🇺 888 58 13 Dec 2022 273rd saito-ta 🇯🇵 887 39 24 Oct 2023 274th prplz 🇦🇺 886 35 12 Mar 2020 275th Shanethegamer 🇺🇸 885 147 1 Aug 2023 275th MeWhenI 🇻🇦 885 147 1 Aug 2023 275th Lydxn 🇨🇦 885 147 1 Aug 2023 275th JayXon 🇺🇸 885 147 2 Aug 2023 275th Steffan153 🇫🇮 885 147 2 Aug 2023 275th janbehrens 🇩🇪 885 147 2 Aug 2023 275th GrayJoKing 🇦🇺 885 147 11 Aug 2023 275th BREMAUCY 🇫🇷 885 147 7 Sep 2023 275th dokutan 885 147 26 Oct 2023 275th Yewzir 🇧🇪 885 147 12 Mar 2024 275th HumanoidCPU 885 147 13 May 2024 275th pardouin 🇫🇷 885 147 20 Aug 2024 275th KatieLG 🇬🇧 885 147 26 Sep 2024 275th emgordon154 885 147 4 Dec 2024 275th CaedenHarper 🇨🇦 885 147 24 Jan 2025 275th rucin93 🇵🇱 885 147 23 Apr 2025 275th albanian-laundromat 885 147 20 Jul 2025 292nd sean-niemann 🇺🇸 883 67 13 Jun 2025 293rd ScottHamper 882 56 30 May 2021 293rd JayXon 🇺🇸 882 56 9 Mar 2023 293rd Steffan153 🇫🇮 882 56 9 Aug 2024 293rd sean-niemann 🇺🇸 882 56 18 Jan 2025 297th Lydxn 🇨🇦 881 104 22 Apr 2024 297th JayXon 🇺🇸 881 104 22 Apr 2024 299th rak1507 🇬🇧 880 25 10 Jan 2022 299th lynn 880 25 10 Jan 2022 First Prev 226–300 of 3,047 Next Last