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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 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 Tower of Hanoi 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 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 Tower of Hanoi Turtle Tutorial # Golfer Points Chars Time Submitted 449th vonKrafft 432 111 10ms 26 Mar 2020 449th TinyTheBrontosaurus 432 111 11ms 4 Dec 2023 449th 123mjb 432 111 10ms 26 Jun 2025 454th boxjelly 429 112 11ms 10 Jan 2021 454th Pena86 429 112 11ms 18 Feb 2021 454th Kasci 429 112 71ms 28 Dec 2021 454th Omega65536 🇩🇪 429 112 10ms 29 Nov 2022 454th epic-programmer-guy 429 112 17ms 26 Dec 2023 459th nkansal96 425 113 18ms 21 May 2019 459th TobyBoyne 🇬🇧 425 113 18ms 1 Jun 2019 459th dymowski 425 113 19ms 24 Jul 2019 459th weberax 425 113 12ms 30 Nov 2019 459th AIn0n 425 113 16ms 15 Jul 2021 459th super-tux 425 113 69ms 9 Aug 2021 459th olavaga 425 113 11ms 13 Aug 2021 459th nkoppel 425 113 11ms 20 Oct 2022 459th Skwerl23 425 113 18ms 3 Feb 2023 459th Gopalkataria 🇮🇳 425 113 529ms 6 Mar 2025 469th kenny14231 421 114 13ms 6 Aug 2022 469th aalec 421 114 108ms 24 Apr 2024 469th ApoChagi 421 114 17ms 25 Oct 2025 472nd michelebastione 🇮🇹 417 115 11ms 19 Nov 2019 472nd artieleach 417 115 18ms 12 Dec 2020 472nd ktanaka 417 115 13ms 11 Jan 2024 472nd clayboll99 417 115 10ms 11 Jul 2025 472nd arjunarya1 417 115 11ms 28 Aug 2025 477th sambirnbaum1 414 116 11ms 7 Sep 2019 477th markus-rekdal 414 116 18ms 23 May 2022 477th rowboat1 414 116 11ms 21 Jun 2022 477th AGoyet 414 116 40ms 29 Jun 2022 481st tomh1012 410 117 10ms 30 Oct 2020 481st madeforlosers 410 117 17ms 22 days ago 483rd caerbannogwhite 407 118 16ms 13 Apr 2018 483rd danwley 407 118 10ms 2 Apr 2019 483rd siegelzero 407 118 15ms 24 Jan 2020 483rd mothcolada 🇺🇸 407 118 10ms 4 Dec 2020 483rd lukehatcher 🇺🇸 407 118 19ms 30 Aug 2021 483rd midnattssol 🇸🇪 407 118 11ms 27 Jul 2023 483rd JesseNoEyes 🇺🇸 407 118 10ms 25 Sep 2024 490th dddthedark 403 119 10ms 11 Jan 2018 490th raywinray 403 119 10ms 27 Sep 2018 490th alangodfrey 403 119 14ms 11 Jun 2019 490th ElevatorShaft 403 119 12ms 18 Jun 2019 490th iso4096 403 119 13ms 8 Mar 2020 490th Andre3582 403 119 10ms 25 Oct 2020 490th enbyte 403 119 10ms 27 May 2021 490th Hannah-Varekamp 403 119 13ms 17 Jun 2021 490th StarmaQ 403 119 10ms 12 Jan 2022 490th Trunksistor 🇫🇷 403 119 18ms 19 Apr 2022 490th Puperger 403 119 10ms 19 Jun 2022 490th jhpaques 🇫🇷 403 119 10ms 29 Jul 2022 490th kevdah 403 119 13ms 2 Aug 2022 490th bwenstar 403 119 9ms 9 Aug 2022 490th mdnestor 403 119 9ms 28 Dec 2022 490th mbittner20 403 119 11ms 27 May 2023 490th therealnumbers 403 119 11ms 4 Jun 2024 490th RedzGoose 🇦🇺 403 119 9ms 25 Oct 2024 490th mishak-sys 403 119 9ms 31 Mar 2025 490th damoose717 403 119 10ms 23 May 2025 490th WillowWispy 403 119 17ms 25 May 2025 490th SectorCorruptor 403 119 9ms 25 Jul 2025 490th luuumine 🇫🇷 403 119 9ms 8 Oct 2025 513th jaredcrystal 🇺🇸 400 120 24ms 17 Mar 2018 513th BenBanerjeeRichards 400 120 9ms 20 Jan 2022 515th johnnythedoggie 397 121 34ms 26 Apr 2021 515th brimstonetrader 397 121 10ms 22 Jan 2024 517th babulibaba 393 122 10ms 30 Aug 2019 517th AreYouW 393 122 9ms 6 Dec 2019 517th Hawkeye99 393 122 10ms 6 Dec 2019 517th ADV1K 🇮🇳 393 122 10ms 18 Feb 2020 517th garrisonhh 393 122 18ms 21 Nov 2020 517th Command-Crafter 393 122 13ms 8 Nov 2021 517th Demonarchet 393 122 9ms 2 May 2023 517th 0dyse 393 122 10ms 29 Apr 2025 517th osNiko 🇧🇷 393 122 9ms 23 Jul 2025 First Prev 451–525 of 699 Next Last
