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 Minesweeper 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 NFA Simulator Odd Polyomino Tiling p-adic Expansion Polygon Triangulations QR Encoder Quadratic Formula Semiprime Numbers Smooth Numbers Snake Sphenic Numbers Tower of Hanoi 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 Minesweeper 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 NFA Simulator Odd Polyomino Tiling p-adic Expansion Polygon Triangulations QR Encoder Quadratic Formula Semiprime Numbers Smooth Numbers Snake Sphenic Numbers Tower of Hanoi Turtle Tutorial # Golfer Points Bytes Time Submitted 145th emgordon154 924 58 14ms 6 Jun 2025 152nd HPWiz 🇳🇿 921 53 291ms 18 Mar 2022 153rd Shanethegamer 🇺🇸 921 54 1,029ms 21 Sep 2021 154th GrayJoKing 🇦🇺 921 83 2ms 23 Oct 2023 155th sean-niemann 🇺🇸 921 102 461ms 26 Sep 2025 155th JayXon 🇺🇸 921 102 404ms 26 Sep 2025 157th stackofbears 920 33 62ms 14 Mar 2025 158th Shanethegamer 🇺🇸 920 74 161ms 19 Sep 2021 158th GrayJoKing 🇦🇺 920 74 169ms 19 Sep 2021 158th MeWhenI 🇻🇦 920 74 192ms 19 Sep 2021 158th sean-niemann 🇺🇸 920 74 178ms 20 Sep 2021 158th yzhs 🇩🇪 920 74 173ms 5 Nov 2021 158th Steffan153 🇫🇮 920 74 187ms 26 Dec 2022 158th DialFrost 🇸🇬 920 74 153ms 28 Jan 2023 158th scpchicken 🇵🇼 920 74 181ms 7 Mar 2023 158th inventshah 920 74 177ms 26 Sep 2023 158th pardouin 🇫🇷 920 74 177ms 21 Sep 2024 158th LostSyntax21 🇬🇧 920 74 200ms 8 Jan 2025 169th GrayJoKing 🇦🇺 920 76 305ms 1 Feb 2023 169th xsot 🇸🇬 920 76 450ms 10 Jun 2023 169th m-tkach 🇺🇦 920 76 173ms 24 Aug 2023 172nd ovs-code 🇩🇪 920 102 68ms 19 Jun 2024 172nd JayXon 🇺🇸 920 102 69ms 19 Jun 2024 174th Steffan153 🇫🇮 919 63 174ms 22 Aug 2024 174th sean-niemann 🇺🇸 919 63 174ms 22 Aug 2024 174th JayXon 🇺🇸 919 63 162ms 23 Aug 2024 174th lukegustafson 🇺🇸 919 63 170ms 12 Sep 2024 174th emplv 🇱🇻 919 63 161ms 17 Jul 2025 179th ovs-code 🇩🇪 918 73 921ms 15 Jan 2024 179th sisyphus-ppcg 🇦🇺 918 73 1,443ms 16 Jan 2024 179th bizy-coder 918 73 967ms 3 Oct 2024 179th sean-niemann 🇺🇸 918 73 493ms 23 Dec 2024 183rd ovs-code 🇩🇪 916 63 73ms 12 Sep 2024 183rd GrayJoKing 🇦🇺 916 63 79ms 13 Sep 2024 183rd error256 916 63 68ms 13 Sep 2024 183rd Kacarott 🇦🇺 916 63 76ms 20 Sep 2024 183rd primo-ppcg 🇹🇭 916 63 74ms 5 Apr 2025 188th DialFrost 🇸🇬 916 68 171ms 2 Jul 2025 188th ovs-code 🇩🇪 916 68 404ms 2 Jul 2025 190th Lydxn 🇨🇦 915 109 128ms 23 May 2022 190th JayXon 🇺🇸 915 109 129ms 23 May 2022 190th r-brinke 🇳🇱 915 109 133ms 29 Jul 2022 190th acotis 915 109 127ms 6 days ago 194th JayXon 🇺🇸 915 130 260ms 20 Sep 2021 194th Lydxn 🇨🇦 915 130 288ms 2 Oct 2021 194th Steffan153 🇫🇮 915 130 294ms 3 Dec 2022 194th emplv 🇱🇻 915 130 282ms 12 Jan 2023 194th MeWhenI 🇻🇦 915 130 256ms 9 Feb 2023 194th nwellnhof 🇩🇪 915 130 262ms 2 Mar 2023 194th stefangimmillaro 915 130 284ms 14 Jun 2023 194th Shanethegamer 🇺🇸 915 130 249ms 21 Nov 2023 194th sean-niemann 🇺🇸 915 130 283ms 6 Dec 2023 194th Yewzir 🇧🇪 915 130 288ms 9 Jan 2024 194th jared-hughes 915 130 274ms 27 Feb 2024 194th KasperKivimaeki 🇫🇮 915 130 274ms 4 Oct 2025 206th btnlq 914 59 4ms 5 Nov 2022 207th Natanaelel 🇸🇪 912 41 256ms 7 Oct 2021 208th nwellnhof 🇩🇪 912 103 371ms 25 Sep 2025 209th JayXon 🇺🇸 910 89 572ms 12 Sep 2022 209th btnlq 910 89 646ms 12 Sep 2022 209th Lydxn 🇨🇦 910 89 564ms 12 Sep 2022 212th annaproxy 908 75 147ms 12 Jan 2022 212th rak1507 🇬🇧 908 75 183ms 23 Feb 2022 212th alomiF 908 75 164ms 5 Oct 2023 212th snoozingnewt 🇺🇸 908 75 184ms 1 Sep 2024 212th Natanaelel 🇸🇪 908 75 194ms 8 May 2025 217th GolfingSuccess 🇬🇷 908 77 169ms 19 Sep 2021 217th orthoplex 🇨🇽 908 77 189ms 1 Apr 2022 217th nwellnhof 🇩🇪 908 77 20ms 8 Aug 2022 217th bricknellj 908 77 178ms 20 Dec 2022 217th bob-th 908 77 170ms 24 Jan 2023 217th AlephSquirrel 908 77 191ms 27 Jan 2023 217th Steffan153 🇫🇮 908 77 164ms 6 Feb 2023 217th neel11235813 908 77 214ms 6 Feb 2023 217th Seek64 🇩🇪 908 77 286ms 30 May 2024 First Prev 151–225 of 1,980 Next Last
