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 150th Fishron 716 67 67ms 21 Oct 2021 150th fredrik-bakke 🇳🇴 716 67 74ms 29 Sep 2022 150th jakobkordez 🇸🇮 716 67 17ms 30 Oct 2022 150th jmerle 🇳🇱 716 67 89ms 16 Feb 2023 155th xorraxrax 706 68 9ms 19 Oct 2019 155th NewDefectus 🇮🇱 706 68 11ms 1 Nov 2020 155th ydevor 🇮🇱 706 68 9ms 26 Nov 2020 155th jacklynnepenick 706 68 45ms 17 Aug 2021 155th aposteriorist 🇨🇦 706 68 9ms 6 Feb 2022 155th PowerR0 706 68 10ms 25 Aug 2022 155th SB-945 706 68 18ms 31 Mar 2024 155th Troon 706 68 9ms 11 Feb 2025 163rd Espiobest 696 69 18ms 26 Feb 2021 163rd cbondurant 696 69 10ms 10 May 2021 163rd hellwue 696 69 10ms 8 Feb 2023 163rd Vaekor 696 69 10ms 9 Jul 2023 163rd jatloe 696 69 72ms 27 Sep 2024 168th gilufin 686 70 84ms 23 May 2021 168th kellantech 686 70 9ms 3 Jun 2023 168th 2011-Chan-Ethan 686 70 81ms 12 Jul 2023 168th Dataen 686 70 9ms 5 Jan 2024 168th katss2 686 70 14ms 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 24ms 10 Jun 2022 177th robin-scragg 649 74 10ms 12 Jun 2025 177th csharpython 649 74 16ms 17 Jul 2025 180th FCORMERAIS 623 77 11ms 7 Mar 2024 180th ahmetdemirag 🇨🇾 623 77 61ms 11 Feb 2025 182nd Re-Adventures 🇮🇳 615 78 19ms 10 Oct 2020 182nd davecame 615 78 9ms 14 Aug 2023 182nd snydej 615 78 36ms 22 Nov 2024 182nd InigoK 🇺🇸 615 78 33ms 5 Sep 2025 186th Eilonlif 🇮🇱 608 79 78ms 20 Feb 2023 186th fgrosshans 🇫🇷 608 79 61ms 23 Jul 2024 186th EnTerr 608 79 44ms 1 Sep 2024 186th jipsong 🇩🇪 608 79 56ms 20 Jun 2025 190th dim-an 600 80 10ms 7 Dec 2020 190th ageneric 600 80 42ms 7 Feb 2021 190th ehulinsky 🇺🇸 600 80 46ms 10 Nov 2021 190th guilhem-roy 🇫🇷 600 80 50ms 26 Feb 2022 190th suwat513 600 80 73ms 15 Sep 2022 190th jhu04 600 80 613ms 18 Jan 2024 190th Bmrl7 600 80 11ms 29 Feb 2024 190th jtaxen 600 80 52ms 4 Apr 2024 198th dzhang314 593 81 74ms 14 Aug 2019 198th dlenski 593 81 18ms 13 Mar 2020 198th yzhs 🇩🇪 593 81 23ms 25 Oct 2020 198th hiddicop 🇸🇪 593 81 77ms 26 Jan 2021 198th CedricGebistorf 593 81 58ms 25 Feb 2022 198th LogicalJoe 593 81 69ms 7 Oct 2022 198th aksyristos 593 81 62ms 12 Feb 2023 198th adamnielson42 🇺🇸 593 81 29ms 10 Apr 2023 198th Shanethegamer 🇺🇸 593 81 70ms 9 Oct 2023 198th Natanaelel 🇸🇪 593 81 57ms 29 Oct 2023 198th rollershutter 593 81 70ms 27 Jun 2024 198th klixel 🇨🇦 593 81 80ms 31 Dec 2024 198th Artemis21 🇬🇧 593 81 16ms 10 Jan 2025 198th CommandLeo 🇮🇹 593 81 48ms 29 hours ago 198th luuumine 🇫🇷 593 81 66ms 14 hours ago 213th Dazza314 🇬🇧 585 82 59ms 3 Nov 2020 213th zacjl 585 82 47ms 20 Apr 2023 213th OwPowell 585 82 71ms 19 Dec 2023 213th FortuiteMan 🇫🇷 585 82 61ms 9 Jul 2025 217th Bonjour27891 🇻🇳 578 83 26ms 9 Feb 2022 217th tkr-sh 🇰🇵 578 83 75ms 24 Apr 2022 217th thehylian 578 83 16ms 2 Jan 2023 217th b10011 🇫🇮 578 83 10ms 7 Jan 2023 217th badboj40 578 83 75ms 12 Feb 2023 217th randolchance 578 83 18ms 16 Feb 2023 217th ceeb9 578 83 65ms 13 Aug 2023 217th firegene 🇮🇪 578 83 17ms 22 Dec 2023 217th drochom 578 83 9ms 16 Jun 2024 First Prev 151–225 of 701 Next Last
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