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 Submitted 222nd Ripick 571 84 17ms 1 Feb 2023 222nd KenanHanke 571 84 53ms 22 Feb 2023 222nd celiendonze 🇨🇭 571 84 36ms 20 Jun 2023 222nd minhtrancccp 571 84 28ms 1 Nov 2023 222nd wen1now 571 84 22ms 6 Nov 2023 222nd logvp 571 84 86ms 12 Jan 2024 222nd stertooy 🇧🇪 571 84 18ms 14 Jun 2024 222nd FranklinJiaChen 571 84 45ms 5 Aug 2024 234th Starwort 🇬🇧 565 85 10ms 29 May 2019 234th hoodadam 565 85 78ms 1 Jul 2019 234th joll05 🇸🇪 565 85 10ms 19 Aug 2020 234th 77Tigers 565 85 31ms 3 Mar 2021 234th neihousaigaai 565 85 17ms 8 May 2021 234th andre-lameirinhas 🇵🇹 565 85 57ms 4 Nov 2021 234th LeeCamp 565 85 59ms 15 Jan 2023 234th nayakrujul 565 85 17ms 17 Feb 2023 234th cros107 🇦🇺 565 85 63ms 11 Oct 2023 234th Grrisly 565 85 36ms 29 Mar 2024 234th HumanoidCPU 565 85 10ms 3 May 2024 234th resoNathan 565 85 11ms 18 Jul 2024 246th ProtD 558 86 89ms 1 Mar 2018 246th Sakaala 558 86 17ms 23 Apr 2019 246th zbreit 🇺🇸 558 86 20ms 23 Jul 2019 246th sk- 558 86 27ms 17 Sep 2019 246th Haksell 🇦🇶 558 86 69ms 1 Dec 2019 246th LlamaLad7 🇬🇧 558 86 17ms 15 Mar 2020 246th tpaxman 🇨🇦 558 86 21ms 18 Dec 2020 246th argusdusty 🇺🇸 558 86 33ms 26 Dec 2020 246th badouralix 558 86 17ms 20 Feb 2021 246th asheeri 558 86 18ms 13 Aug 2021 246th hiichbindermax 558 86 15ms 1 Mar 2022 246th JuliaSzulc 558 86 17ms 16 Mar 2022 246th BerkeAltiparmak 558 86 18ms 23 May 2022 246th LHuitre 558 86 17ms 5 Jun 2022 246th upavloff 558 86 54ms 16 Jul 2023 246th bac0id 558 86 11ms 27 Sep 2023 246th croc54 558 86 61ms 8 Jan 2025 246th LostSyntax21 🇬🇧 558 86 54ms 8 Mar 2025 246th andrewjc2000 558 86 19ms 5 Aug 2025 265th myfatemi04 552 87 17ms 9 Jan 2018 265th ANDREYDEN 552 87 75ms 8 Jan 2019 265th itiievskyi 🇺🇦 552 87 18ms 7 Aug 2020 265th jameslindesay 552 87 18ms 24 Feb 2021 265th TaserTheFox 🇺🇸 552 87 19ms 28 Feb 2023 265th tobyLovick 552 87 17ms 12 Dec 2023 265th yuchuehw 552 87 19ms 28 Jan 2024 265th Masttest 552 87 17ms 13 Feb 2024 265th Terobero 552 87 738ms 6 Sep 2024 274th DaleNaci 545 88 10ms 27 Aug 2018 274th kevokevol 545 88 17ms 29 Apr 2019 274th hggcgio 545 88 72ms 11 Apr 2020 274th alexandre-lavoie 545 88 16ms 30 Jul 2020 274th vprab 545 88 10ms 8 Dec 2020 274th Anonymousellama21 545 88 534ms 27 Jun 2022 274th yourlefthandman 545 88 42ms 17 Aug 2023 274th Heathcorp 🇦🇺 545 88 51ms 18 Aug 2023 274th martijnckx 545 88 17ms 17 Nov 2023 274th luyckxrobbe 545 88 16ms 17 Nov 2023 274th RJFuller 545 88 10ms 8 Mar 2024 274th imelxr 🇮🇱 545 88 75ms 17 Aug 2024 274th Mabeloid 🇳🇴 545 88 12ms 3 Sep 2024 274th Lv0Sys 🇵🇱 545 88 18ms 26 May 2025 288th PossessedLego 539 89 50ms 28 Jun 2019 288th AforAmpere 539 89 18ms 16 Jun 2020 288th inverseLorentz 🇦🇺 539 89 67ms 3 May 2024 288th wuzekai518 539 89 18ms 24 Jun 2024 292nd ssilwa 533 90 69ms 19 Jan 2018 292nd AgathokakologicalBit 533 90 22ms 19 Jul 2019 292nd Jviscus1 533 90 61ms 24 Apr 2020 292nd hjcafaroUC 533 90 18ms 29 Jul 2020 292nd redbeancola 533 90 11ms 11 Oct 2021 292nd j-Ewan 533 90 18ms 16 Feb 2022 292nd pascscha 533 90 49ms 18 Sep 2022 292nd MaxElf999 533 90 17ms 29 Sep 2022 292nd chartung17 533 90 19ms 14 Jan 2024 First Prev 226–300 of 693 Next Last