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 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 Binary Lambda Calculus Calendar Connect Four Crossword 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 Binary Lambda Calculus Calendar Connect Four Crossword 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 221st LlamaLad7 🇬🇧 721 86 24ms 15 Mar 2020 221st dim-an 721 86 9ms 7 Dec 2020 221st tpaxman 🇨🇦 721 86 19ms 18 Dec 2020 221st argusdusty 🇺🇸 721 86 27ms 26 Dec 2020 221st badouralix 721 86 16ms 20 Feb 2021 221st asheeri 721 86 16ms 13 Aug 2021 221st hiichbindermax 721 86 19ms 1 Mar 2022 221st JuliaSzulc 721 86 19ms 16 Mar 2022 221st BerkeAltiparmak 721 86 16ms 23 May 2022 221st LHuitre 721 86 17ms 5 Jun 2022 221st upavloff 721 86 54ms 16 Jul 2023 221st croc54 721 86 60ms 8 Jan 2025 221st LostSyntax21 🇬🇧 721 86 49ms 8 Mar 2025 221st andrewjc2000 721 86 16ms 5 Aug 2025 240th myfatemi04 713 87 17ms 9 Jan 2018 240th ANDREYDEN 713 87 74ms 8 Jan 2019 240th itiievskyi 🇺🇦 713 87 17ms 7 Aug 2020 240th Espiobest 713 87 16ms 31 Jan 2021 240th jameslindesay 713 87 21ms 24 Feb 2021 240th TaserTheFox 🇺🇸 713 87 17ms 28 Feb 2023 240th tobyLovick 713 87 16ms 12 Dec 2023 240th yuchuehw 713 87 17ms 28 Jan 2024 240th Masttest 713 87 18ms 13 Feb 2024 240th Terobero 713 87 658ms 6 Sep 2024 240th Flekay 🇩🇪 713 87 16ms 11 Jul 2025 251st kevokevol 705 88 23ms 29 Apr 2019 251st mizuzimu 705 88 9ms 4 Feb 2020 251st hggcgio 705 88 76ms 11 Apr 2020 251st alexandre-lavoie 705 88 10ms 30 Jul 2020 251st vprab 705 88 12ms 8 Dec 2020 251st Anonymousellama21 705 88 507ms 27 Jun 2022 251st hellwue 705 88 9ms 8 Feb 2023 251st davecame 705 88 10ms 14 Aug 2023 251st yourlefthandman 705 88 46ms 17 Aug 2023 251st Heathcorp 🇦🇺 705 88 66ms 18 Aug 2023 251st martijnckx 705 88 17ms 17 Nov 2023 251st luyckxrobbe 705 88 17ms 17 Nov 2023 251st imelxr 🇮🇱 705 88 50ms 17 Aug 2024 251st Mabeloid 🇳🇴 705 88 10ms 3 Sep 2024 251st jatloe 705 88 68ms 27 Sep 2024 251st Lv0Sys 🇵🇱 705 88 16ms 26 May 2025 267th PossessedLego 697 89 51ms 28 Jun 2019 267th AforAmpere 697 89 16ms 16 Jun 2020 267th inverseLorentz 🇦🇺 697 89 67ms 3 May 2024 267th drochom 697 89 9ms 16 Jun 2024 267th wuzekai518 697 89 19ms 24 Jun 2024 272nd ssilwa 689 90 58ms 19 Jan 2018 272nd AgathokakologicalBit 689 90 16ms 19 Jul 2019 272nd Jviscus1 689 90 56ms 24 Apr 2020 272nd hjcafaroUC 689 90 17ms 29 Jul 2020 272nd redbeancola 689 90 10ms 11 Oct 2021 272nd j-Ewan 689 90 21ms 16 Feb 2022 272nd pascscha 689 90 46ms 18 Sep 2022 272nd MaxElf999 689 90 18ms 29 Sep 2022 272nd 2011-Chan-Ethan 689 90 75ms 12 Jul 2023 272nd chartung17 689 90 17ms 14 Jan 2024 272nd NerdyMcNerd42 689 90 10ms 22 Mar 2024 272nd Europe2048 689 90 16ms 24 Nov 2024 272nd katss2 689 90 13ms 14 Aug 2025 285th ly0va 681 91 17ms 12 Jan 2019 285th adoxography 681 91 16ms 3 Oct 2019 285th amishtal 681 91 52ms 27 Nov 2019 285th mhenion8293 🇺🇸 681 91 43ms 19 Jan 2022 285th nullie 681 91 18ms 8 Jun 2022 285th jbjd 681 91 18ms 23 Nov 2024 291st 71c 674 92 30ms 7 Mar 2018 291st stevelamm 674 92 10ms 5 Oct 2018 291st tjtnorton 674 92 10ms 29 Nov 2018 291st giacomogallina 674 92 10ms 14 Jun 2019 291st ay2718 674 92 16ms 13 Aug 2019 291st cellobix 674 92 10ms 14 Aug 2019 291st TrAyZeN 674 92 19ms 12 Mar 2020 291st geofft 674 92 22ms 12 Dec 2020 291st abailey2020 🇺🇸 674 92 26ms 12 Dec 2020 291st CodyMiner 674 92 17ms 7 Nov 2021 First Prev 226–300 of 695 Next Last