Happy Numbers in Python 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 219th tpaxman 🇨🇦 721 86 21ms 18 Dec 2020 219th argusdusty 🇺🇸 721 86 33ms 26 Dec 2020 219th badouralix 721 86 17ms 20 Feb 2021 219th asheeri 721 86 18ms 13 Aug 2021 219th hiichbindermax 721 86 15ms 1 Mar 2022 219th JuliaSzulc 721 86 17ms 16 Mar 2022 219th BerkeAltiparmak 721 86 18ms 23 May 2022 219th LHuitre 721 86 17ms 5 Jun 2022 219th upavloff 721 86 54ms 16 Jul 2023 219th croc54 721 86 61ms 8 Jan 2025 219th LostSyntax21 🇬🇧 721 86 54ms 8 Mar 2025 219th andrewjc2000 721 86 19ms 5 Aug 2025 238th myfatemi04 713 87 17ms 9 Jan 2018 238th ANDREYDEN 713 87 75ms 8 Jan 2019 238th itiievskyi 🇺🇦 713 87 18ms 7 Aug 2020 238th Espiobest 713 87 22ms 31 Jan 2021 238th jameslindesay 713 87 18ms 24 Feb 2021 238th TaserTheFox 🇺🇸 713 87 19ms 28 Feb 2023 238th tobyLovick 713 87 17ms 12 Dec 2023 238th yuchuehw 713 87 19ms 28 Jan 2024 238th Masttest 713 87 17ms 13 Feb 2024 238th Terobero 713 87 738ms 6 Sep 2024 238th Flekay 🇩🇪 713 87 18ms 11 Jul 2025 249th kevokevol 705 88 17ms 29 Apr 2019 249th mizuzimu 705 88 10ms 4 Feb 2020 249th hggcgio 705 88 72ms 11 Apr 2020 249th alexandre-lavoie 705 88 16ms 30 Jul 2020 249th vprab 705 88 10ms 8 Dec 2020 249th Anonymousellama21 705 88 534ms 27 Jun 2022 249th hellwue 705 88 13ms 8 Feb 2023 249th davecame 705 88 12ms 14 Aug 2023 249th yourlefthandman 705 88 42ms 17 Aug 2023 249th Heathcorp 🇦🇺 705 88 51ms 18 Aug 2023 249th martijnckx 705 88 17ms 17 Nov 2023 249th luyckxrobbe 705 88 16ms 17 Nov 2023 249th imelxr 🇮🇱 705 88 75ms 17 Aug 2024 249th Mabeloid 🇳🇴 705 88 12ms 3 Sep 2024 249th jatloe 705 88 75ms 27 Sep 2024 249th Lv0Sys 🇵🇱 705 88 18ms 26 May 2025 265th PossessedLego 697 89 50ms 28 Jun 2019 265th AforAmpere 697 89 18ms 16 Jun 2020 265th inverseLorentz 🇦🇺 697 89 67ms 3 May 2024 265th drochom 697 89 10ms 16 Jun 2024 265th wuzekai518 697 89 18ms 24 Jun 2024 270th ssilwa 689 90 69ms 19 Jan 2018 270th AgathokakologicalBit 689 90 22ms 19 Jul 2019 270th Jviscus1 689 90 61ms 24 Apr 2020 270th hjcafaroUC 689 90 18ms 29 Jul 2020 270th redbeancola 689 90 11ms 11 Oct 2021 270th j-Ewan 689 90 18ms 16 Feb 2022 270th pascscha 689 90 49ms 18 Sep 2022 270th MaxElf999 689 90 17ms 29 Sep 2022 270th 2011-Chan-Ethan 689 90 76ms 12 Jul 2023 270th chartung17 689 90 19ms 14 Jan 2024 270th NerdyMcNerd42 689 90 11ms 22 Mar 2024 270th Europe2048 689 90 17ms 24 Nov 2024 270th katss2 689 90 12ms 14 Aug 2025 283rd ly0va 681 91 16ms 12 Jan 2019 283rd adoxography 681 91 19ms 3 Oct 2019 283rd amishtal 681 91 58ms 27 Nov 2019 283rd mhenion8293 🇺🇸 681 91 42ms 19 Jan 2022 283rd nullie 681 91 15ms 8 Jun 2022 283rd jbjd 681 91 16ms 23 Nov 2024 289th 71c 674 92 42ms 7 Mar 2018 289th stevelamm 674 92 10ms 5 Oct 2018 289th tjtnorton 674 92 9ms 29 Nov 2018 289th giacomogallina 674 92 10ms 14 Jun 2019 289th ay2718 674 92 17ms 13 Aug 2019 289th cellobix 674 92 10ms 14 Aug 2019 289th TrAyZeN 674 92 21ms 12 Mar 2020 289th geofft 674 92 22ms 12 Dec 2020 289th abailey2020 🇺🇸 674 92 31ms 12 Dec 2020 289th CodyMiner 674 92 17ms 7 Nov 2021 289th Romain-1 🇫🇷 674 92 17ms 29 Apr 2022 289th ssbhatt4321 674 92 18ms 11 Jun 2023 First Prev 226–300 of 691 Next Last