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 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 Calendar 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 NFA Simulator 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 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 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 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 Calendar 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 NFA Simulator 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 374th myleopard 485 99 16ms 15 Oct 2021 374th Fanrco 485 99 35ms 4 Sep 2023 374th solisolu 485 99 10ms 26 days ago 379th joshrosenkranz 480 100 25ms 1 Mar 2018 379th qoqosz 480 100 16ms 16 Jun 2019 379th estomagordo 🇳🇱 480 100 10ms 5 Aug 2019 379th achow0 480 100 10ms 3 Aug 2020 379th nerikosans 480 100 10ms 13 Sep 2020 379th Miles-1000 🇬🇧 480 100 22ms 26 Feb 2021 379th TimLeffke 480 100 17ms 13 Sep 2022 379th cingulataluke 480 100 11ms 28 Aug 2023 379th AbhilashaTandon 480 100 17ms 22 Sep 2023 379th JakeDaCake36 480 100 21ms 20 Feb 2024 389th ianpoe 475 101 17ms 30 Apr 2020 389th brian6liu 475 101 17ms 9 May 2020 389th martinnorling 🇸🇪 475 101 24ms 2 Feb 2022 389th Stockoh 🇫🇷 475 101 18ms 26 Apr 2024 393rd michael-celani 471 102 11ms 30 Dec 2017 393rd knutae 🇳🇴 471 102 25ms 6 Dec 2021 393rd za3k 471 102 11ms 9 Oct 2022 393rd CatsAreFluffy 471 102 9ms 12 Dec 2022 397th jhunterkohler 466 103 18ms 20 May 2021 397th rollsroyce0 466 103 16ms 8 Jul 2025 399th PFischbeck 462 104 19ms 2 Jan 2018 399th fynnkroeger 462 104 18ms 8 Feb 2021 399th feherd 462 104 17ms 30 Aug 2021 399th amollberg 🇸🇪 462 104 18ms 29 Jan 2022 399th MarioPlq 462 104 12ms 24 Jun 2022 399th no53488 462 104 10ms 5 Dec 2022 399th Wildst 462 104 11ms 7 Jul 2023 406th lrustand 457 105 14ms 15 Jan 2018 406th djtuBIG-MaliceX 457 105 16ms 30 Jan 2018 406th Faweks1 457 105 16ms 1 Aug 2018 406th SupImDos 457 105 10ms 10 Nov 2020 406th dillon-duncando 457 105 16ms 1 Dec 2021 406th Ch3ngL0rd 457 105 13ms 16 Jan 2024 406th jamesthekee 457 105 10ms 25 Jan 2025 406th kistlerf 🇨🇭 457 105 17ms 16 May 2025 414th dave-ck 453 106 10ms 3 Mar 2018 414th RyanCarrusca 453 106 9ms 21 Feb 2019 414th oriphi 453 106 55ms 17 Jun 2019 414th evanrittner 453 106 17ms 12 Jan 2020 414th oAsAo 453 106 30ms 21 Jan 2020 414th hymanimy 453 106 24ms 11 Aug 2021 414th eshilo-draper 453 106 16ms 18 Nov 2022 414th ZoeMcG 453 106 10ms 8 Jan 2023 414th mathisfun271 453 106 97ms 13 Feb 2024 414th Ythaenagor 453 106 20ms 5 Aug 2024 424th stordev 449 107 17ms 26 Feb 2021 424th KrausRaus 🇺🇸 449 107 11ms 15 Apr 2021 424th petroselo 449 107 16ms 29 Dec 2021 424th jumelet 🇳🇱 449 107 25ms 13 Dec 2022 424th jameswmccarty 449 107 17ms 11 Jul 2024 424th PyryL 🇫🇮 449 107 16ms 15 Mar 2025 424th kbeat 🇰🇿 449 107 16ms 21 May 2025 431st 05st 444 108 16ms 14 Feb 2022 431st CameronGBell 444 108 10ms 7 Mar 2022 431st SniperSmiley 🇺🇸 444 108 16ms 29 Jun 2022 431st dtaylor0 444 108 16ms 25 Dec 2022 431st ridingqwerty 🇺🇸 444 108 17ms 30 Nov 2023 431st sultan 444 108 11ms 2 Apr 2024 431st jfallon1997 444 108 16ms 16 May 2024 431st 40fied4t 444 108 9ms 21 May 2025 439th tkwa 440 109 17ms 5 Dec 2018 439th Bodo171 440 109 15ms 24 Nov 2022 439th DaCuteRaccoon 440 109 10ms 30 Nov 2022 439th jagannathhari 440 109 17ms 21 Oct 2023 439th ian-h-chamberlain 🇺🇸 440 109 17ms 16 Oct 2025 444th ValNyz 436 110 22ms 20 Apr 2018 444th hyvyys 436 110 11ms 16 Sep 2020 444th vodker1 436 110 17ms 8 Mar 2022 444th berdzi 436 110 10ms 15 Mar 2022 444th VictorFordham 436 110 17ms 12 Oct 2023 444th NanduBC 436 110 17ms 7 Sep 2024 450th ArturLange 432 111 10ms 5 Sep 2018 First Prev 376–450 of 700 Next Last
