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 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 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 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 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 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 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 Tower of Hanoi Turtle Tutorial # Golfer Points Chars Time Submitted 151st xorraxrax 706 68 11ms 19 Oct 2019 151st NewDefectus 🇮🇱 706 68 10ms 1 Nov 2020 151st ydevor 🇮🇱 706 68 10ms 26 Nov 2020 151st jacklynnepenick 706 68 55ms 17 Aug 2021 151st aposteriorist 🇨🇦 706 68 9ms 6 Feb 2022 151st PowerR0 706 68 14ms 25 Aug 2022 151st SB-945 706 68 17ms 31 Mar 2024 151st Troon 706 68 10ms 11 Feb 2025 151st Emutis 🇱🇹 706 68 10ms 4 hours ago 160th Espiobest 696 69 17ms 26 Feb 2021 160th cbondurant 696 69 9ms 10 May 2021 160th hellwue 696 69 11ms 8 Feb 2023 160th Vaekor 696 69 12ms 9 Jul 2023 160th jatloe 696 69 70ms 27 Sep 2024 165th gilufin 686 70 95ms 23 May 2021 165th kellantech 686 70 11ms 3 Jun 2023 165th 2011-Chan-Ethan 686 70 74ms 12 Jul 2023 165th Dataen 686 70 10ms 5 Jan 2024 165th katss2 686 70 13ms 14 Aug 2025 170th tnecio 676 71 9ms 29 Apr 2021 170th commandblockguy 🇺🇸 676 71 11ms 30 Sep 2022 172nd FlorianCassayre 🇫🇷 658 73 12ms 30 Oct 2022 172nd cykim8811 658 73 15ms 11 Jul 2024 174th Mortis66666 649 74 18ms 10 Jun 2022 174th mossiegoat 649 74 9ms 12 Jun 2025 174th csharpython 649 74 17ms 17 Jul 2025 177th FCORMERAIS 623 77 11ms 7 Mar 2024 177th ahmetdemirag 🇨🇾 623 77 49ms 11 Feb 2025 179th Re-Adventures 🇮🇳 615 78 16ms 10 Oct 2020 179th davecame 615 78 10ms 14 Aug 2023 179th snydej 615 78 33ms 22 Nov 2024 179th InigoK 🇺🇸 615 78 33ms 5 Sep 2025 183rd Eilonlif 🇮🇱 608 79 88ms 20 Feb 2023 183rd fgrosshans 🇫🇷 608 79 58ms 23 Jul 2024 183rd EnTerr 608 79 45ms 1 Sep 2024 183rd jipsong 🇩🇪 608 79 58ms 20 Jun 2025 187th dim-an 600 80 9ms 7 Dec 2020 187th ageneric 600 80 42ms 7 Feb 2021 187th ehulinsky 🇺🇸 600 80 46ms 10 Nov 2021 187th guilhem-roy 🇫🇷 600 80 69ms 26 Feb 2022 187th suwat513 600 80 74ms 15 Sep 2022 187th jhu04 600 80 586ms 18 Jan 2024 187th Bmrl7 600 80 9ms 29 Feb 2024 187th jtaxen 600 80 48ms 4 Apr 2024 187th ryyyn 🇺🇸 600 80 69ms 17 Jan 2025 196th dzhang314 593 81 84ms 14 Aug 2019 196th dlenski 593 81 17ms 13 Mar 2020 196th yzhs 🇩🇪 593 81 17ms 25 Oct 2020 196th hiddicop 🇸🇪 593 81 78ms 26 Jan 2021 196th CedricGebistorf 593 81 58ms 25 Feb 2022 196th LogicalJoe 593 81 53ms 7 Oct 2022 196th aksyristos 593 81 52ms 12 Feb 2023 196th adamnielson42 🇺🇸 593 81 27ms 10 Apr 2023 196th Shanethegamer 🇺🇸 593 81 76ms 9 Oct 2023 196th Natanaelel 🇸🇪 593 81 57ms 29 Oct 2023 196th rollershutter 593 81 73ms 27 Jun 2024 196th klixel 🇨🇦 593 81 73ms 31 Dec 2024 196th Artemis21 🇬🇧 593 81 17ms 10 Jan 2025 209th Dazza314 🇬🇧 585 82 56ms 3 Nov 2020 209th zacjl 585 82 48ms 20 Apr 2023 209th OwPowell 585 82 73ms 19 Dec 2023 209th FortuiteMan 🇫🇷 585 82 56ms 9 Jul 2025 213th Bonjour27891 🇻🇳 578 83 26ms 9 Feb 2022 213th tkr-sh 🇰🇵 578 83 71ms 24 Apr 2022 213th thehylian 578 83 19ms 2 Jan 2023 213th b10011 🇫🇮 578 83 10ms 7 Jan 2023 213th badboj40 578 83 95ms 12 Feb 2023 213th randolchance 578 83 17ms 16 Feb 2023 213th ceeb9 578 83 67ms 13 Aug 2023 213th firegene 🇮🇪 578 83 22ms 22 Dec 2023 213th drochom 578 83 9ms 16 Jun 2024 213th moustave 578 83 42ms 26 Nov 2024 213th tjwrenn 578 83 43ms 10 Dec 2024 224th Ailko 🇧🇪 571 84 27ms 5 May 2022 224th Mikey-Beep 🇬🇧 571 84 12ms 15 Jun 2022 First Prev 151–225 of 695 Next Last