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 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 Transpose Sentence 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 Hilbert Curve Minesweeper NFA Simulator Odd Polyomino Tiling p-adic Expansion Polygon Triangulations QR Encoder Quadratic Formula Semiprime Numbers Snake Sphenic Numbers Trinomial Triangle 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 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 Groovy Harbour Hare Haxe Hush Hy iogii Odin Picat Qore Racket Rebol Rexx Scala Squirrel Stax Uiua 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 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 Groovy Harbour Hare Haxe Hush Hy iogii Odin Picat Qore Racket Rebol Rexx Scala Squirrel Stax Uiua 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 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 Transpose Sentence 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 Hilbert Curve Minesweeper NFA Simulator Odd Polyomino Tiling p-adic Expansion Polygon Triangulations QR Encoder Quadratic Formula Semiprime Numbers Snake Sphenic Numbers Trinomial Triangle Turtle Tutorial # Golfer Points Chars Time 524th b4dpxl 381 126 10 Nov 2021 524th jettdc 381 126 31 Dec 2022 524th jstechman 381 126 9 Mar 2024 529th usnheckler 378 127 7 Jun 2019 529th derekthatcher 378 127 25 Sep 2020 529th bastienvoirin 🇫🇷 378 127 28 Nov 2020 529th Evan-Robotics 378 127 26 Jan 2022 529th gareth-kmet 378 127 2 Mar 2023 534th petar-donchev 375 128 8 Sep 2019 534th shibacho 🇯🇵 375 128 25 Nov 2022 536th ChristianFieldhouse 372 129 22 Mar 2021 537th richard-oelze 🇩🇪 369 130 28 Feb 2021 537th yokasuretsu 369 130 28 Nov 2021 537th andrewgopher 369 130 27 Jun 2022 537th LukasFolwarczny 🇨🇿 369 130 16 Sep 2022 537th ThatAlo 369 130 27 Jan 2023 537th Coding4Hours 369 130 4 Oct 2024 537th IsaacAlexBarden 369 130 13 Feb 2025 544th ozewski 366 131 2 May 2019 544th guliyevemil1 🇦🇿 366 131 18 Apr 2020 544th Gordo5556 366 131 29 Apr 2022 547th theonlytruemathnerd 364 132 11 Jan 2020 547th JuanGomez12 364 132 2 Feb 2023 547th aszku 364 132 20 Apr 2023 547th strogor 364 132 9 Jun 2025 551st Manby 361 133 30 Jun 2021 551st byteDJINN 361 133 16 Jan 2024 553rd skps2010 358 134 4 Jan 2019 553rd patbassing 358 134 26 May 2019 553rd Nibamot 358 134 19 Feb 2020 553rd aagray33 358 134 28 Feb 2020 553rd Techdude01 358 134 17 Dec 2022 553rd julian-hoelz 358 134 15 Sep 2024 559th bkshrader 356 135 27 Dec 2018 559th reubengann 356 135 14 Feb 2020 559th FusionAtom360 356 135 28 Sep 2024 562nd smartiel 353 136 15 Sep 2022 562nd ComputerKWasTaken 🇺🇸 353 136 8 Jun 2024 564th DrPrettyman 350 137 1 Jun 2023 565th adamhass 348 138 19 Jul 2018 565th mrmena 🇦🇺 348 138 16 Apr 2024 567th jmhowl 345 139 19 Jan 2020 567th mokymok 🇺🇸 345 139 29 Dec 2021 567th lightediand 🇬🇧 345 139 18 Jan 2023 567th CyberTapir 345 139 1 Sep 2024 567th Wonamm 345 139 14 Feb 2025 572nd mcdowell95 343 140 26 Mar 2020 572nd osmith93 343 140 31 Jul 2021 572nd 104210 343 140 11 May 2022 575th Pierrot-Baptiste 340 141 9 Aug 2020 575th dranjohn 340 141 10 Sep 2023 575th DGipe 340 141 4 Mar 2024 575th SURAJMITTAL 340 141 20 Dec 2024 579th ChristophJud 338 142 11 Aug 2020 580th RoscoeSmith 336 143 14 Sep 2022 581st SimonPeatman 333 144 2 Feb 2019 581st pde-bakk 🇳🇱 333 144 23 Oct 2023 583rd CRHillman 331 145 17 Aug 2018 583rd ethandhunt 331 145 29 Jul 2021 585th KiwiKoder0123 329 146 24 Jun 2019 585th KatieLG-Transpiler 🇬🇧 329 146 23 Jun 2022 585th twocatsinatrenchcoat 329 146 18 Nov 2022 585th fraserli 🇦🇺 329 146 17 Feb 2023 585th zt14427 329 146 4 Mar 2023 585th Schmitt-Very-Cool 329 146 3 Apr 2024 591st potato-jackson 327 147 10 Sep 2021 591st Florian-Mt 327 147 26 Sep 2023 593rd Mojken 324 148 2 Sep 2018 594th snickercop 322 149 6 Aug 2019 595th ionutm82 320 150 22 Feb 2019 596th dahrens 318 151 7 Jul 2019 597th fepe55 316 152 21 Sep 2018 598th ari-gutierrez 310 155 22 Oct 2018 599th Spi3lot 306 157 18 Sep 2021 599th OppositeShark 306 157 19 Jul 2022 Prev 526–600 of 669 Next