Happy Numbers (Long) in Python in chars. Achievements Cheevos Holes Languages Medals Miscellaneous 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 Tower of Hanoi 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 Continued Fractions Crossword CSS Colors (Inverse) CSS Grid Ellipse Perimeters Flags Floyd-Steinberg Dithering Gray Code Decoder Gray Code Encoder Hexagonal Spiral Highly Composite Numbers Multitap Input NFA Simulator Odd Polyomino Tiling p-adic Expansion Polygon Triangulations QR Encoder Quadratic Formula Semiprime Numbers Smooth Numbers Snake Sphenic Numbers Taxicab Numbers Turtle Tutorial All Languages ><> Assembly AWK Bash BASIC Berry brainfuck C C# C++ Civet Clojure COBOL Coconut Common Lisp Crystal D Dart Elixir Erlang 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 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 Erlang 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 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 Tower of Hanoi 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 Continued Fractions Crossword CSS Colors (Inverse) CSS Grid Ellipse Perimeters Flags Floyd-Steinberg Dithering Gray Code Decoder Gray Code Encoder Hexagonal Spiral Highly Composite Numbers Multitap Input NFA Simulator Odd Polyomino Tiling p-adic Expansion Polygon Triangulations QR Encoder Quadratic Formula Semiprime Numbers Smooth Numbers Snake Sphenic Numbers Taxicab Numbers Turtle Tutorial # Golfer Points Chars Time Submitted 1st Lydxn 🇨🇦 1,000 61 144ms 22 Oct 2023 1st pardouin 🇫🇷 1,000 61 145ms 11 Jul 2024 1st khvdm 1,000 61 151ms 27 days ago 1st sunleonid 1,000 61 146ms 4 days ago 5th btnlq 984 62 136ms 20 Sep 2021 5th JayXon 🇺🇸 984 62 146ms 2 Oct 2023 5th sean-niemann 🇺🇸 984 62 165ms 23 Dec 2024 5th kg583 🇺🇸 984 62 141ms 15 Oct 2025 5th lukegustafson 🇺🇸 984 62 164ms 2 days ago 10th orthoplex 🇨🇽 968 63 172ms 9 Oct 2022 10th xsot 🇸🇬 968 63 378ms 11 Jun 2023 10th m-tkach 🇺🇦 968 63 132ms 24 Aug 2023 10th GrayJoKing 🇦🇺 968 63 259ms 1 Nov 2023 10th Steffan153 🇫🇮 968 63 191ms 29 Aug 2024 10th emgordon154 968 63 237ms 16 Apr 2025 10th Mukundan314 968 63 156ms 3 days ago 17th GolfingSuccess 🇬🇷 953 64 157ms 19 Sep 2021 17th ovs-code 🇩🇪 953 64 267ms 6 Nov 2021 17th neel11235813 953 64 176ms 27 Jan 2023 17th CaedenHarper 🇨🇦 953 64 255ms 1 Aug 2025 21st hallvabo 🇳🇴 938 65 21ms 21 Sep 2021 21st annaproxy 938 65 178ms 24 Nov 2021 21st anter69 🇭🇺 938 65 219ms 3 Apr 2022 21st Irratix 🇳🇱 938 65 313ms 23 Apr 2022 21st KatieLG 🇬🇧 938 65 329ms 11 Dec 2022 21st ndren 938 65 307ms 25 Aug 2023 21st sisyphus-ppcg 🇦🇺 938 65 1,120ms 1 Dec 2023 21st duckyluuk 🇳🇱 938 65 193ms 15 Aug 2024 21st CornerMercury 🇬🇧 938 65 226ms 6 Oct 2025 30th itsjustfreekie 924 66 312ms 20 Sep 2021 30th ZakkkkAttackkkk 🇵🇭 924 66 123ms 21 Dec 2021 30th btjones0 924 66 314ms 15 Jul 2022 30th SirBogman 🇺🇸 924 66 217ms 20 Nov 2022 30th Shanethegamer 🇺🇸 924 66 298ms 16 Dec 2022 30th adamnielson42 🇺🇸 924 66 315ms 25 Apr 2023 30th snoozingnewt 🇨🇦 924 66 311ms 3 Oct 2023 30th DialFrost 🇸🇬 924 66 225ms 18 Dec 2023 30th Just4FunCoder 924 66 310ms 17 Feb 2024 30th lifthrasiir 🇰🇷 924 66 13ms 16 Nov 2024 30th plcc0 924 66 207ms 20 Apr 2025 30th Babafaba 924 66 324ms 3 Nov 2025 42nd ehulinsky 🇺🇸 910 67 280ms 25 Sep 2021 42nd fredrik-bakke 🇳🇴 910 67 311ms 2 Oct 2022 42nd jakobkordez 🇸🇮 910 67 20ms 30 Oct 2022 42nd Yewzir 🇧🇪 910 67 225ms 8 Oct 2023 42nd dokutan 910 67 258ms 4 Feb 2025 47th Fishron 897 68 262ms 21 Oct 2021 47th TFeld00 🇩🇰 897 68 391ms 22 Apr 2022 47th andre-lameirinhas 🇵🇹 897 68 186ms 26 Jul 2022 47th jmerle 🇳🇱 897 68 308ms 16 Feb 2023 47th elgan65536 897 68 19ms 7 Mar 2024 47th SB-945 897 68 20ms 31 Mar 2024 47th keelimeguy 🇺🇸 897 68 236ms 17 May 2025 47th albanian-laundromat 897 68 24ms 17 Jun 2025 55th MeWhenI 🇻🇦 871 70 19ms 22 Oct 2021 55th 2011-Chan-Ethan 871 70 328ms 12 Jul 2023 55th jatloe 871 70 331ms 27 Sep 2024 55th Flekay 🇩🇪 871 70 224ms 10 Jul 2025 55th JOrE20 🇺🇸 871 70 21ms 4 days ago 60th RYNO8 847 72 19ms 28 Sep 2021 60th FlorianCassayre 🇫🇷 847 72 214ms 18 Sep 2023 60th tobeannouncd 847 72 18ms 25 Apr 2025 60th 4atj 847 72 145ms 4 days ago 60th HPWiz 🇳🇿 847 72 142ms 3 days ago 65th bizy-coder 836 73 167ms 3 Oct 2024 65th Rubiksmath 836 73 160ms 19 Oct 2024 65th Seek64 🇩🇪 836 73 166ms 4 days ago 68th xnor-gate 824 74 144ms 23 Oct 2023 68th csharpython 824 74 20ms 17 Jul 2025 70th wh3n3v3r 🇨🇿 813 75 23ms 13 Nov 2024 71st JunkIce 803 76 25ms 3 Dec 2024 72nd nwellnhof 🇩🇪 792 77 20ms 8 Aug 2022 72nd bricknellj 792 77 192ms 20 Dec 2022 72nd bob-th 792 77 156ms 24 Jan 2023 72nd AlephSquirrel 792 77 268ms 27 Jan 2023 1–75 of 381 Next Last