Happy Numbers in Python in chars. Achievements Cheevos Holes Languages Medals Miscellaneous 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 Calendar 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 Tower of Hanoi 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 Connect Four Continued Fractions Crossword CSS Colors (Inverse) CSS Grid Ellipse Perimeters Flags Floyd-Steinberg Dithering Gray Code Decoder Gray Code Encoder Hexagonal Spiral Highly Composite Numbers Multitap Input NFA Simulator Numbrix Odd Polyomino Tiling p-adic Expansion Polygon Triangulations QR Encoder Quadratic Formula Semiprime Numbers Smooth Numbers Snake Sphenic Numbers Taxicab Numbers Turtle Tutorial All Languages ><> Assembly AWK Bash BASIC Berry brainfuck C C# C++ Civet Clojure COBOL Coconut Common Lisp Crystal D Dart Elixir Erlang 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 ArkScript Arturo Befunge BQN CJam CoffeeScript Egel 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 Erlang 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 ArkScript Arturo Befunge BQN CJam CoffeeScript Egel 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 Calendar 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 Tower of Hanoi 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 Connect Four Continued Fractions Crossword CSS Colors (Inverse) CSS Grid Ellipse Perimeters Flags Floyd-Steinberg Dithering Gray Code Decoder Gray Code Encoder Hexagonal Spiral Highly Composite Numbers Multitap Input NFA Simulator Numbrix Odd Polyomino Tiling p-adic Expansion Polygon Triangulations QR Encoder Quadratic Formula Semiprime Numbers Smooth Numbers Snake Sphenic Numbers Taxicab Numbers Turtle Tutorial # Golfer Points Chars Time Submitted 318th geofft 522 92 20ms 12 Dec 2020 318th abailey2020 🇺🇸 522 92 27ms 12 Dec 2020 318th CodyMiner 522 92 16ms 7 Nov 2021 318th Romain-1 🇫🇷 522 92 17ms 29 Apr 2022 318th ssbhatt4321 522 92 16ms 11 Jun 2023 318th Glinte 522 92 24ms 11 Dec 2023 318th tobeannouncd 522 92 15ms 25 Apr 2025 318th YAJUE114514 522 92 25ms 28 Jul 2025 329th relet 516 93 16ms 8 Aug 2018 329th davitf 516 93 16ms 31 Oct 2018 329th retrohun 516 93 9ms 16 Mar 2019 329th Sticky-Bits 516 93 38ms 19 Apr 2019 329th Psirving 516 93 10ms 23 Jul 2020 329th Lewenhaupt 516 93 16ms 15 Mar 2024 329th martion2007 516 93 27ms 14 Aug 2024 336th zdzc 511 94 16ms 28 Feb 2018 336th GodEmperorCaterpie 511 94 16ms 4 Sep 2019 336th DarkTemplar5 511 94 15ms 18 Feb 2020 336th kypi 511 94 16ms 22 Feb 2020 336th lukasthaler 511 94 17ms 11 Sep 2020 336th AkashTandon167 511 94 26ms 22 Nov 2020 336th ludwig-n 511 94 15ms 6 Apr 2021 336th Andrey135296 511 94 16ms 3 Jan 2022 336th zwxzwxzwx21 511 94 11ms 30 Jan 2024 336th mathb0y512 511 94 35ms 11 Sep 2025 336th jacekwladzinski 511 94 16ms 2 Oct 2025 347th dyc3 505 95 16ms 12 May 2020 347th antimon2 🇯🇵 505 95 16ms 27 Jul 2020 347th Secozzi 505 95 19ms 4 Nov 2020 347th cesarm4 505 95 9ms 30 Aug 2021 347th 4ndyJ 🇬🇧 505 95 16ms 12 Feb 2023 347th wobblybits 505 95 9ms 18 Aug 2025 353rd Malin001 500 96 17ms 4 Jan 2020 353rd The3gs 500 96 9ms 28 Aug 2020 353rd Zhenyu-Liang 500 96 16ms 31 Jan 2021 353rd asadullayev 500 96 9ms 3 Mar 2021 353rd mauro-1 🇮🇹 500 96 23ms 18 Aug 2021 353rd BrenSchaap 500 96 16ms 21 Oct 2021 353rd andrewteske 500 96 16ms 28 Nov 2021 353rd galloj 🇨🇿 500 96 15ms 17 Aug 2022 353rd vhoulbreque 🇫🇷 500 96 85ms 19 Aug 2022 353rd NoahBolohan 🇨🇦 500 96 16ms 28 Feb 2023 353rd mikehanus 500 96 16ms 5 Dec 2023 353rd Jaydosu 500 96 9ms 26 Jun 2024 353rd Pyroan 500 96 21ms 14 Mar 2025 366th ToonAlfrink 495 97 16ms 13 Nov 2020 366th lovernj 495 97 10ms 7 Feb 2022 366th Deedogg 495 97 17ms 30 Oct 2025 369th ebicochineal 490 98 16ms 21 Jun 2019 369th ieeemma 490 98 19ms 27 Sep 2019 369th TheAristos 490 98 25ms 30 Oct 2019 369th lemogne 490 98 17ms 8 Aug 2021 369th tpasfieldERAU 490 98 9ms 5 Nov 2022 369th VictorStenvers 🇳🇱 490 98 12ms 23 Apr 2025 369th codewrite 🇬🇧 490 98 18ms 10 Jul 2025 376th Edgex42 485 99 9ms 3 Jun 2019 376th pengu1n-master 485 99 9ms 7 Oct 2021 376th myleopard 485 99 15ms 15 Oct 2021 376th Fanrco 485 99 22ms 4 Sep 2023 376th solisolu 485 99 9ms 6 Nov 2025 381st joshrosenkranz 480 100 16ms 1 Mar 2018 381st qoqosz 480 100 19ms 16 Jun 2019 381st estomagordo 🇳🇱 480 100 10ms 5 Aug 2019 381st achow0 480 100 9ms 3 Aug 2020 381st nerikosans 480 100 9ms 13 Sep 2020 381st Miles-1000 🇬🇧 480 100 22ms 26 Feb 2021 381st TimLeffke 480 100 17ms 13 Sep 2022 381st cingulataluke 480 100 11ms 28 Aug 2023 381st AbhilashaTandon 480 100 16ms 22 Sep 2023 381st JakeDaCake36 480 100 16ms 20 Feb 2024 391st ianpoe 475 101 16ms 30 Apr 2020 391st brian6liu 475 101 16ms 9 May 2020 391st martinnorling 🇸🇪 475 101 23ms 2 Feb 2022 391st Stockoh 🇫🇷 475 101 19ms 26 Apr 2024 395th michael-celani 471 102 10ms 30 Dec 2017 395th knutae 🇳🇴 471 102 17ms 6 Dec 2021 395th za3k 471 102 9ms 9 Oct 2022 395th CatsAreFluffy 471 102 11ms 12 Dec 2022 399th jhunterkohler 466 103 19ms 20 May 2021 399th rollsroyce0 466 103 16ms 8 Jul 2025 First Prev 321–400 of 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