Happy Numbers in Python in chars. Cheevos Holes Recent Holes Langs Medals Misc 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 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 Calendar Connect Four CSS Colors (Inverse) CSS Grid Ellipse Perimeters Flags Floyd-Steinberg Dithering Gray Code Decoder Gray Code Encoder Hexagonal Spiral Highly Composite Numbers Minesweeper NFA Simulator Odd Polyomino Tiling p-adic Expansion Polygon Triangulations QR Encoder Quadratic Formula Semiprime Numbers Smooth Numbers Snake Sphenic Numbers Turtle Tutorial All Languages ><> Assembly AWK Bash BASIC Berry brainfuck C C# C++ Civet Clojure COBOL Coconut Common Lisp Crystal D Dart Elixir 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 Erlang 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 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 Erlang 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 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 Calendar Connect Four CSS Colors (Inverse) CSS Grid Ellipse Perimeters Flags Floyd-Steinberg Dithering Gray Code Decoder Gray Code Encoder Hexagonal Spiral Highly Composite Numbers Minesweeper NFA Simulator Odd Polyomino Tiling p-adic Expansion Polygon Triangulations QR Encoder Quadratic Formula Semiprime Numbers Smooth Numbers Snake Sphenic Numbers Turtle Tutorial # Golfer Points Chars Time 601st SimonPeatman 333 144 2 Feb 2019 601st pde-bakk 🇳🇱 333 144 23 Oct 2023 603rd CRHillman 331 145 17 Aug 2018 603rd ethandhunt 331 145 29 Jul 2021 605th KiwiKoder0123 329 146 24 Jun 2019 605th KatieLG-Transpiler 🇬🇧 329 146 23 Jun 2022 605th twocatsinatrenchcoat 329 146 18 Nov 2022 605th fraserli 🇦🇺 329 146 17 Feb 2023 605th zt14427 329 146 4 Mar 2023 605th Schmitt-Very-Cool 329 146 3 Apr 2024 611th potato-jackson 327 147 10 Sep 2021 611th Florian-Mt 327 147 26 Sep 2023 613th Mojken 324 148 2 Sep 2018 614th snickercop 322 149 6 Aug 2019 615th ionutm82 320 150 22 Feb 2019 616th dahrens 318 151 7 Jul 2019 617th fepe55 316 152 21 Sep 2018 618th ari-gutierrez 310 155 22 Oct 2018 619th Spi3lot 306 157 18 Sep 2021 619th OppositeShark 306 157 19 Jul 2022 621st j3mak 304 158 16 Jan 2024 622nd qewdweftr4g 302 159 16 Oct 2024 623rd rajlath 300 160 9 Apr 2018 624th peculiarination 296 162 11 May 2021 624th Ugoran 296 162 1 Dec 2022 626th Ty-Cyr 294 163 13 Jul 2023 627th tbadun 293 164 8 Oct 2022 627th Natz12 293 164 27 Jan 2023 629th Pimveha 291 165 11 Jan 2023 630th EB-Brown 289 166 23 Aug 2019 631st tombs4 286 168 8 Jun 2020 632nd YoungjuneKwon 282 170 6 Dec 2018 633rd hotmanga 281 171 7 Nov 2023 633rd xbxbxb007 281 171 10 Jan 2024 635th janga1 279 172 12 Aug 2021 635th GitQuick 279 172 9 Mar 2024 637th chriscconte 277 173 16 Apr 2019 637th jjbvtk 277 173 3 Sep 2021 639th devRND-ess 267 180 30 Apr 2020 639th GlennHA 267 180 15 May 2021 639th theunofficialcoder 267 180 12 Jan 2024 642nd willzywiec 265 181 5 Aug 2018 642nd Unknownuserfrommars 265 181 20 Nov 2024 644th zuparnowa 264 182 23 Jan 2019 644th henrytranter 264 182 20 Sep 2019 646th dylanjones92 261 184 17 Jan 2024 647th shinylego 259 185 19 Oct 2022 648th Aniketgautam 255 188 6 Apr 2018 648th schmisev 255 188 11 Oct 2018 648th alfonsoalves 255 188 27 Feb 2024 651st Bananapants22 254 189 16 Aug 2022 652nd jmmographer 253 190 20 Oct 2023 653rd AbuzarN 250 192 4 Oct 2023 654th rohan335 245 196 24 Jul 2024 655th newc0m 236 203 7 Dec 2018 656th Upload-and-View 🇺🇦 235 204 9 Aug 2025 657th ariesmarinus 231 208 3 Dec 2024 658th itljan30 222 216 6 Oct 2024 659th janedoloris 219 219 14 Feb 2021 659th RobinStevenMartinez 219 219 27 Aug 2021 659th atazzam 🇺🇸 219 219 2 Apr 2022 662nd eje24 215 223 22 Jul 2020 663rd BLD933 🇲🇦 211 227 2 Sep 2023 664th kevinnaviapaiva 211 228 13 Feb 2025 665th DylanGodfrey 207 232 5 Jun 2018 666th clodalala 205 234 13 Nov 2019 667th dens558 203 237 25 May 2019 668th fl3ur1nestimable 200 240 3 Apr 2022 669th PrestonWin 193 249 20 Nov 2021 670th twrogers1 186 258 17 Aug 2020 671st kpasc 183 262 13 Jul 2018 672nd scottJsonar 178 269 29 Nov 2019 673rd wrhm 174 276 12 Dec 2020 674th sayloren 169 284 11 Jun 2021 675th EmadAIsmael 166 290 16 Jan 2019 First Prev 601–675 of 691 Next Last