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 373rd Stockoh 🇫🇷 614 101 22ms 26 Apr 2024 377th michael-celani 608 102 11ms 30 Dec 2017 377th knutae 🇳🇴 608 102 18ms 6 Dec 2021 377th za3k 608 102 12ms 9 Oct 2022 377th CatsAreFluffy 608 102 10ms 12 Dec 2022 381st jhunterkohler 602 103 18ms 20 May 2021 381st rollsroyce0 602 103 17ms 8 Jul 2025 383rd PFischbeck 596 104 18ms 2 Jan 2018 383rd fynnkroeger 596 104 18ms 8 Feb 2021 383rd feherd 596 104 22ms 30 Aug 2021 383rd amollberg 🇸🇪 596 104 17ms 29 Jan 2022 383rd no53488 596 104 11ms 5 Dec 2022 383rd Wildst 596 104 11ms 7 Jul 2023 383rd FCORMERAIS 596 104 11ms 7 Mar 2024 390th lrustand 590 105 12ms 15 Jan 2018 390th djtuBIG-MaliceX 590 105 18ms 30 Jan 2018 390th Faweks1 590 105 20ms 1 Aug 2018 390th SupImDos 590 105 10ms 10 Nov 2020 390th dillon-duncando 590 105 24ms 1 Dec 2021 390th Ch3ngL0rd 590 105 12ms 16 Jan 2024 390th jamesthekee 590 105 14ms 25 Jan 2025 390th kistlerf 🇨🇭 590 105 22ms 16 May 2025 398th dave-ck 585 106 11ms 3 Mar 2018 398th RyanCarrusca 585 106 10ms 21 Feb 2019 398th oriphi 585 106 60ms 17 Jun 2019 398th evanrittner 585 106 18ms 12 Jan 2020 398th oAsAo 585 106 43ms 21 Jan 2020 398th hymanimy 585 106 18ms 11 Aug 2021 398th eshilo-draper 585 106 18ms 18 Nov 2022 398th ZoeMcG 585 106 15ms 8 Jan 2023 398th mathisfun271 585 106 95ms 13 Feb 2024 398th Ythaenagor 585 106 27ms 5 Aug 2024 408th stordev 579 107 20ms 26 Feb 2021 408th KrausRaus 🇺🇸 579 107 10ms 15 Apr 2021 408th petroselo 579 107 17ms 29 Dec 2021 408th jumelet 🇳🇱 579 107 18ms 13 Dec 2022 408th jameswmccarty 579 107 18ms 11 Jul 2024 408th PyryL 🇫🇮 579 107 18ms 15 Mar 2025 408th kbeat 🇰🇿 579 107 25ms 21 May 2025 415th 05st 574 108 18ms 14 Feb 2022 415th CameronGBell 574 108 10ms 7 Mar 2022 415th SniperSmiley 🇺🇸 574 108 17ms 29 Jun 2022 415th dtaylor0 574 108 22ms 25 Dec 2022 415th sultan 574 108 11ms 2 Apr 2024 415th jfallon1997 574 108 25ms 16 May 2024 415th 40fied4t 574 108 11ms 21 May 2025 422nd tkwa 569 109 17ms 5 Dec 2018 422nd Bodo171 569 109 15ms 24 Nov 2022 422nd DaCuteRaccoon 569 109 11ms 30 Nov 2022 422nd jagannathhari 569 109 18ms 21 Oct 2023 422nd ian-h-chamberlain 🇺🇸 569 109 19ms 9 days ago 427th ValNyz 564 110 26ms 20 Apr 2018 427th hyvyys 564 110 11ms 16 Sep 2020 427th vodker1 564 110 18ms 8 Mar 2022 427th berdzi 564 110 10ms 15 Mar 2022 427th VictorFordham 564 110 18ms 12 Oct 2023 427th NanduBC 564 110 21ms 7 Sep 2024 433rd ArturLange 559 111 12ms 5 Sep 2018 433rd adesanjo 559 111 20ms 8 Jun 2019 433rd vonKrafft 559 111 12ms 26 Mar 2020 433rd TinyTheBrontosaurus 559 111 10ms 4 Dec 2023 433rd Artemis21 🇬🇧 559 111 17ms 2 Jan 2025 433rd 123mjb 559 111 12ms 26 Jun 2025 439th boxjelly 554 112 12ms 10 Jan 2021 439th Pena86 554 112 11ms 18 Feb 2021 439th Kasci 554 112 79ms 28 Dec 2021 439th Omega65536 🇩🇪 554 112 9ms 29 Nov 2022 439th epic-programmer-guy 554 112 18ms 26 Dec 2023 444th nkansal96 549 113 18ms 21 May 2019 444th TobyBoyne 🇬🇧 549 113 16ms 1 Jun 2019 444th dymowski 549 113 17ms 24 Jul 2019 444th weberax 549 113 16ms 30 Nov 2019 444th AIn0n 549 113 23ms 15 Jul 2021 444th super-tux 549 113 66ms 9 Aug 2021 444th olavaga 549 113 11ms 13 Aug 2021 First Prev 376–450 of 694 Next Last