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 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 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 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 155th SB-945 706 68 16ms 31 Mar 2024 155th Troon 706 68 9ms 11 Feb 2025 163rd Espiobest 696 69 16ms 26 Feb 2021 163rd cbondurant 696 69 9ms 10 May 2021 163rd hellwue 696 69 9ms 8 Feb 2023 163rd Vaekor 696 69 9ms 9 Jul 2023 163rd jatloe 696 69 75ms 27 Sep 2024 168th gilufin 686 70 74ms 23 May 2021 168th kellantech 686 70 9ms 3 Jun 2023 168th 2011-Chan-Ethan 686 70 79ms 12 Jul 2023 168th Dataen 686 70 9ms 5 Jan 2024 168th katss2 686 70 12ms 14 Aug 2025 173rd tnecio 676 71 9ms 29 Apr 2021 173rd commandblockguy 🇺🇸 676 71 9ms 30 Sep 2022 175th FlorianCassayre 🇫🇷 658 73 9ms 30 Oct 2022 175th cykim8811 658 73 16ms 11 Jul 2024 177th Mortis66666 649 74 17ms 10 Jun 2022 177th robin-scragg 649 74 9ms 12 Jun 2025 177th csharpython 649 74 16ms 17 Jul 2025 180th FCORMERAIS 623 77 10ms 7 Mar 2024 180th ahmetdemirag 🇨🇾 623 77 61ms 11 Feb 2025 182nd Re-Adventures 🇮🇳 615 78 16ms 10 Oct 2020 182nd davecame 615 78 10ms 14 Aug 2023 182nd snydej 615 78 36ms 22 Nov 2024 182nd InigoK 🇺🇸 615 78 32ms 5 Sep 2025 186th Eilonlif 🇮🇱 608 79 75ms 20 Feb 2023 186th fgrosshans 🇫🇷 608 79 60ms 23 Jul 2024 186th EnTerr 608 79 45ms 1 Sep 2024 186th jipsong 🇩🇪 608 79 72ms 20 Jun 2025 190th dim-an 600 80 9ms 7 Dec 2020 190th ageneric 600 80 42ms 7 Feb 2021 190th ehulinsky 🇺🇸 600 80 45ms 10 Nov 2021 190th guilhem-roy 🇫🇷 600 80 49ms 26 Feb 2022 190th suwat513 600 80 72ms 15 Sep 2022 190th jhu04 600 80 598ms 18 Jan 2024 190th Bmrl7 600 80 10ms 29 Feb 2024 190th jtaxen 600 80 50ms 4 Apr 2024 198th dzhang314 593 81 71ms 14 Aug 2019 198th dlenski 593 81 17ms 13 Mar 2020 198th yzhs 🇩🇪 593 81 17ms 25 Oct 2020 198th hiddicop 🇸🇪 593 81 74ms 26 Jan 2021 198th CedricGebistorf 593 81 56ms 25 Feb 2022 198th LogicalJoe 593 81 48ms 7 Oct 2022 198th aksyristos 593 81 63ms 12 Feb 2023 198th adamnielson42 🇺🇸 593 81 29ms 10 Apr 2023 198th Shanethegamer 🇺🇸 593 81 72ms 9 Oct 2023 198th Natanaelel 🇸🇪 593 81 55ms 29 Oct 2023 198th rollershutter 593 81 70ms 27 Jun 2024 198th klixel 🇨🇦 593 81 76ms 31 Dec 2024 198th Artemis21 🇬🇧 593 81 16ms 10 Jan 2025 198th CommandLeo 🇮🇹 593 81 49ms 14 days ago 198th luuumine 🇫🇷 593 81 73ms 14 days ago 198th FortuiteMan 🇫🇷 593 81 72ms 12 days ago 214th Dazza314 🇬🇧 585 82 57ms 3 Nov 2020 214th zacjl 585 82 50ms 20 Apr 2023 214th OwPowell 585 82 71ms 19 Dec 2023 217th Bonjour27891 🇻🇳 578 83 25ms 9 Feb 2022 217th tkr-sh 🇰🇵 578 83 72ms 24 Apr 2022 217th thehylian 578 83 16ms 2 Jan 2023 217th b10011 🇫🇮 578 83 9ms 7 Jan 2023 217th badboj40 578 83 72ms 12 Feb 2023 217th randolchance 578 83 16ms 16 Feb 2023 217th ceeb9 578 83 63ms 13 Aug 2023 217th firegene 🇮🇪 578 83 16ms 22 Dec 2023 217th drochom 578 83 9ms 16 Jun 2024 217th moustave 578 83 43ms 26 Nov 2024 217th tjwrenn 578 83 47ms 10 Dec 2024 228th Ailko 🇧🇪 571 84 25ms 5 May 2022 228th Mikey-Beep 🇬🇧 571 84 11ms 15 Jun 2022 228th P-Quentin 🇫🇷 571 84 30ms 10 Aug 2022 228th 051 🇸🇬 571 84 16ms 19 Aug 2022 228th Ripick 571 84 16ms 1 Feb 2023 228th KenanHanke 571 84 57ms 22 Feb 2023 228th celiendonze 🇨🇭 571 84 33ms 20 Jun 2023 228th minhtrancccp 571 84 25ms 1 Nov 2023 228th wen1now 571 84 16ms 6 Nov 2023 228th logvp 571 84 74ms 12 Jan 2024 228th stertooy 🇧🇪 571 84 15ms 14 Jun 2024 228th FranklinJiaChen 571 84 45ms 5 Aug 2024 228th Lv0Sys 🇵🇱 571 84 21ms 19 days ago First Prev 161–240 of 701 Next Last