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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 Calendar Card Number Validation Catalan Numbers Catalan’s Constant Christmas Trees Collatz Continued Fractions 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 Gray Code Decoder Gray Code Encoder 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 Multitap Input 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 Alphabetic Numbers Apéry’s Constant Binary Lambda Calculus Connect Four Crossword CSS Colors (Inverse) CSS Grid Dragon Curve Ellipse Perimeters Flags Floyd-Steinberg Dithering Hexagonal Spiral Highly Composite Numbers Huffman Encoder NFA Simulator Nim Numbrix Odd Polyomino Tiling p-adic Expansion Polygon Triangulations QR Encoder Quadratic Formula Rectangle Fill Semiprime Numbers Smooth Numbers Snake Sphenic Numbers Taxicab Numbers Turtle Tutorial All Languages ><> ALGOL 68 ArkScript 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 APL Arturo Befunge BQN CJam CoffeeScript Egel Fennel Harbour Hare Haxe Hush Hy iogii Knight Lily Luau Odin Picat Qore Racket Rebol Rexx Scala Squirrel Stax Uiua Umka Vala Vyxal Bytes Chars Scoring Bytes Chars Language All ><> ALGOL 68 ArkScript 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 APL Arturo Befunge BQN CJam CoffeeScript Egel Fennel Harbour Hare Haxe Hush Hy iogii Knight Lily 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 Continued Fractions 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 Gray Code Decoder Gray Code Encoder 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 Multitap Input 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 Alphabetic Numbers Apéry’s Constant Binary Lambda Calculus Connect Four Crossword CSS Colors (Inverse) CSS Grid Dragon Curve Ellipse Perimeters Flags Floyd-Steinberg Dithering Hexagonal Spiral Highly Composite Numbers Huffman Encoder NFA Simulator Nim Numbrix Odd Polyomino Tiling p-adic Expansion Polygon Triangulations QR Encoder Quadratic Formula Rectangle Fill Semiprime Numbers Smooth Numbers Snake Sphenic Numbers Taxicab Numbers Turtle Tutorial # Golfer Points Chars Time Submitted 599th Nibamot 358 134 10ms 19 Feb 2020 599th aagray33 358 134 10ms 28 Feb 2020 599th Techdude01 358 134 19ms 17 Dec 2022 599th julian-hoelz 358 134 11ms 15 Sep 2024 605th bkshrader 356 135 18ms 27 Dec 2018 605th reubengann 356 135 11ms 14 Feb 2020 605th DGipe 356 135 18ms 22 Oct 2025 608th smartiel 353 136 12ms 15 Sep 2022 608th ComputerKWasTaken 🇺🇸 353 136 19ms 8 Jun 2024 610th DrPrettyman 350 137 11ms 1 Jun 2023 611th adamhass 348 138 12ms 19 Jul 2018 611th mrmena 🇦🇺 348 138 20ms 16 Apr 2024 613th jmhowl 345 139 18ms 19 Jan 2020 613th mokymok 🇺🇸 345 139 18ms 29 Dec 2021 613th lightediand 🇬🇧 345 139 10ms 18 Jan 2023 613th CyberTapir 345 139 11ms 1 Sep 2024 613th Wonamm 345 139 14ms 14 Feb 2025 613th TJK-S 345 139 10ms 22 Oct 2025 619th mcdowell95 343 140 10ms 26 Mar 2020 619th osmith93 343 140 11ms 31 Jul 2021 619th 104210 343 140 13ms 11 May 2022 622nd Pierrot-Baptiste 340 141 13ms 9 Aug 2020 622nd dranjohn 340 141 11ms 10 Sep 2023 622nd SURAJMITTAL 340 141 15ms 20 Dec 2024 625th ChristophJud 338 142 11ms 11 Aug 2020 625th ESOrSomething 338 142 11ms 29 Sep 2025 627th RoscoeSmith 336 143 11ms 14 Sep 2022 628th SimonPeatman 333 144 19ms 2 Feb 2019 628th pde-bakk 🇳🇱 333 144 11ms 23 Oct 2023 630th CRHillman 331 145 18ms 17 Aug 2018 630th ethandhunt 331 145 12ms 29 Jul 2021 632nd KiwiKoder0123 329 146 12ms 24 Jun 2019 632nd KatieLG-Transpiler 🇬🇧 329 146 10ms 23 Jun 2022 632nd twocatsinatrenchcoat 329 146 10ms 18 Nov 2022 632nd fraserli 🇦🇺 329 146 18ms 17 Feb 2023 632nd zt14427 329 146 10ms 4 Mar 2023 632nd Schmitt-Very-Cool 329 146 11ms 3 Apr 2024 638th potato-jackson 327 147 19ms 10 Sep 2021 638th Florian-Mt 327 147 22ms 26 Sep 2023 640th Mojken 324 148 23ms 2 Sep 2018 640th NoneTheFewer 324 148 17ms 25 Dec 2025 642nd snickercop 322 149 11ms 6 Aug 2019 643rd ionutm82 320 150 12ms 22 Feb 2019 644th dahrens 318 151 12ms 7 Jul 2019 645th fepe55 316 152 10ms 21 Sep 2018 646th ari-gutierrez 310 155 32ms 22 Oct 2018 647th Spi3lot 306 157 10ms 18 Sep 2021 647th OppositeShark 306 157 13ms 19 Jul 2022 649th j3mak 304 158 15ms 16 Jan 2024 650th qewdweftr4g 302 159 12ms 16 Oct 2024 651st rajlath 300 160 12ms 9 Apr 2018 652nd peculiarination 296 162 17ms 11 May 2021 652nd Ugoran 296 162 10ms 1 Dec 2022 652nd professor-l 296 162 10ms 2 Apr 2026 655th Ty-Cyr 294 163 10ms 13 Jul 2023 656th tbadun 293 164 15ms 8 Oct 2022 656th Natz12 293 164 11ms 27 Jan 2023 658th Pimveha 291 165 13ms 11 Jan 2023 659th EB-Brown 289 166 13ms 23 Aug 2019 660th tombs4 286 168 12ms 8 Jun 2020 661st YoungjuneKwon 282 170 11ms 6 Dec 2018 662nd hotmanga 281 171 10ms 7 Nov 2023 662nd xbxbxb007 281 171 11ms 10 Jan 2024 664th janga1 279 172 17ms 12 Aug 2021 664th GitQuick 279 172 12ms 9 Mar 2024 666th chriscconte 277 173 11ms 16 Apr 2019 666th jjbvtk 277 173 10ms 3 Sep 2021 668th devRND-ess 267 180 16ms 30 Apr 2020 668th GlennHA 267 180 10ms 15 May 2021 668th theunofficialcoder 267 180 11ms 12 Jan 2024 671st willzywiec 265 181 11ms 5 Aug 2018 671st Unknownuserfrommars 265 181 12ms 20 Nov 2024 673rd zuparnowa 264 182 18ms 23 Jan 2019 673rd henrytranter 264 182 20ms 20 Sep 2019 675th dylanjones92 261 184 12ms 17 Jan 2024 676th shinylego 259 185 11ms 19 Oct 2022 677th Aniketgautam 255 188 11ms 6 Apr 2018 677th schmisev 255 188 12ms 11 Oct 2018 677th alfonsoalves 255 188 11ms 27 Feb 2024 680th Bananapants22 254 189 11ms 16 Aug 2022 681st jmmographer 253 190 12ms 20 Oct 2023 682nd AbuzarN 250 192 10ms 4 Oct 2023 683rd rohan335 245 196 12ms 24 Jul 2024 684th newc0m 236 203 22ms 7 Dec 2018 685th muser-logiccpu 🇺🇦 235 204 10ms 9 Aug 2025 686th ariesmarinus 231 208 10ms 3 Dec 2024 687th itljan30 222 216 12ms 6 Oct 2024 688th janedoloris 219 219 10ms 14 Feb 2021 688th RobinStevenMartinez 219 219 9ms 27 Aug 2021 688th atazzam 🇺🇸 219 219 13ms 2 Apr 2022 691st eje24 215 223 20ms 22 Jul 2020 692nd BLD933 🇲🇦 211 227 17ms 2 Sep 2023 693rd kevinnaviapaiva 211 228 11ms 13 Feb 2025 694th DylanGodfrey 207 232 13ms 5 Jun 2018 695th clodalala 205 234 12ms 13 Nov 2019 696th dens558 203 237 11ms 25 May 2019 697th fl3ur1nestimable 200 240 11ms 3 Apr 2022 698th PrestonWin 193 249 10ms 20 Nov 2021 699th twrogers1 186 258 11ms 17 Aug 2020 700th kpasc 183 262 11ms 13 Jul 2018 First Prev 601–700 of 720 Next Last