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 9ms 19 Oct 2019 151st NewDefectus 🇮🇱 706 68 9ms 1 Nov 2020 151st ydevor 🇮🇱 706 68 9ms 26 Nov 2020 151st jacklynnepenick 706 68 51ms 17 Aug 2021 151st aposteriorist 🇨🇦 706 68 9ms 6 Feb 2022 151st PowerR0 706 68 9ms 25 Aug 2022 151st SB-945 706 68 17ms 31 Mar 2024 151st Troon 706 68 9ms 11 Feb 2025 159th Espiobest 696 69 17ms 26 Feb 2021 159th cbondurant 696 69 10ms 10 May 2021 159th hellwue 696 69 9ms 8 Feb 2023 159th Vaekor 696 69 9ms 9 Jul 2023 159th jatloe 696 69 73ms 27 Sep 2024 164th gilufin 686 70 71ms 23 May 2021 164th kellantech 686 70 10ms 3 Jun 2023 164th 2011-Chan-Ethan 686 70 73ms 12 Jul 2023 164th Dataen 686 70 9ms 5 Jan 2024 164th katss2 686 70 19ms 14 Aug 2025 169th tnecio 676 71 9ms 29 Apr 2021 169th commandblockguy 🇺🇸 676 71 9ms 30 Sep 2022 171st FlorianCassayre 🇫🇷 658 73 9ms 30 Oct 2022 171st cykim8811 658 73 16ms 11 Jul 2024 173rd Mortis66666 649 74 17ms 10 Jun 2022 173rd mossiegoat 649 74 9ms 12 Jun 2025 173rd csharpython 649 74 16ms 17 Jul 2025 176th FCORMERAIS 623 77 11ms 7 Mar 2024 176th ahmetdemirag 🇨🇾 623 77 49ms 11 Feb 2025 178th Re-Adventures 🇮🇳 615 78 17ms 10 Oct 2020 178th davecame 615 78 9ms 14 Aug 2023 178th snydej 615 78 34ms 22 Nov 2024 178th InigoK 🇺🇸 615 78 33ms 5 Sep 2025 182nd Eilonlif 🇮🇱 608 79 73ms 20 Feb 2023 182nd fgrosshans 🇫🇷 608 79 58ms 23 Jul 2024 182nd EnTerr 608 79 46ms 1 Sep 2024 182nd jipsong 🇩🇪 608 79 53ms 20 Jun 2025 186th dim-an 600 80 9ms 7 Dec 2020 186th ageneric 600 80 40ms 7 Feb 2021 186th ehulinsky 🇺🇸 600 80 45ms 10 Nov 2021 186th guilhem-roy 🇫🇷 600 80 48ms 26 Feb 2022 186th suwat513 600 80 71ms 15 Sep 2022 186th jhu04 600 80 581ms 18 Jan 2024 186th Bmrl7 600 80 9ms 29 Feb 2024 186th jtaxen 600 80 51ms 4 Apr 2024 186th ryyyn 🇺🇸 600 80 66ms 17 Jan 2025 195th dzhang314 593 81 72ms 14 Aug 2019 195th dlenski 593 81 18ms 13 Mar 2020 195th yzhs 🇩🇪 593 81 16ms 25 Oct 2020 195th hiddicop 🇸🇪 593 81 70ms 26 Jan 2021 195th CedricGebistorf 593 81 55ms 25 Feb 2022 195th LogicalJoe 593 81 48ms 7 Oct 2022 195th aksyristos 593 81 50ms 12 Feb 2023 195th adamnielson42 🇺🇸 593 81 26ms 10 Apr 2023 195th Shanethegamer 🇺🇸 593 81 71ms 9 Oct 2023 195th Natanaelel 🇸🇪 593 81 58ms 29 Oct 2023 195th rollershutter 593 81 70ms 27 Jun 2024 195th klixel 🇨🇦 593 81 70ms 31 Dec 2024 195th Artemis21 🇬🇧 593 81 17ms 10 Jan 2025 208th Dazza314 🇬🇧 585 82 53ms 3 Nov 2020 208th zacjl 585 82 52ms 20 Apr 2023 208th OwPowell 585 82 71ms 19 Dec 2023 208th FortuiteMan 🇫🇷 585 82 57ms 9 Jul 2025 212th Bonjour27891 🇻🇳 578 83 26ms 9 Feb 2022 212th tkr-sh 🇰🇵 578 83 71ms 24 Apr 2022 212th thehylian 578 83 16ms 2 Jan 2023 212th b10011 🇫🇮 578 83 9ms 7 Jan 2023 212th badboj40 578 83 71ms 12 Feb 2023 212th randolchance 578 83 17ms 16 Feb 2023 212th ceeb9 578 83 60ms 13 Aug 2023 212th firegene 🇮🇪 578 83 16ms 22 Dec 2023 212th drochom 578 83 9ms 16 Jun 2024 212th moustave 578 83 44ms 26 Nov 2024 212th tjwrenn 578 83 52ms 10 Dec 2024 223rd Ailko 🇧🇪 571 84 25ms 5 May 2022 223rd Mikey-Beep 🇬🇧 571 84 11ms 15 Jun 2022 223rd P-Quentin 🇫🇷 571 84 30ms 10 Aug 2022 First Prev 151–225 of 695 Next Last