Niven 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 404th gallium-gonzollium 759 58 9ms 2 Nov 2024 404th Flekay 🇩🇪 759 58 10ms 19 Jun 2025 404th jacekwladzinski 759 58 14ms 3 Oct 2025 404th madeforlosers 759 58 9ms 3 days ago 455th virnik 746 59 10ms 21 Oct 2018 455th hukilau17 746 59 10ms 24 Mar 2020 455th The3gs 746 59 10ms 30 Aug 2020 455th dyc3 746 59 9ms 1 Sep 2020 455th GameChaos 746 59 10ms 3 Sep 2020 455th Pena86 746 59 12ms 27 May 2021 455th lilyyy411 746 59 10ms 10 Sep 2021 455th dylannalex 746 59 10ms 2 Oct 2021 455th borosilicate 746 59 10ms 11 May 2022 455th try-except-try-accept 🇹🇭 746 59 14ms 30 Jun 2022 455th omri2001 746 59 13ms 22 Oct 2022 455th 0-4849 746 59 20ms 30 Oct 2022 455th r-benson 🇬🇧 746 59 10ms 31 Jan 2023 455th taesungh 746 59 11ms 15 Oct 2023 455th AZ9tumas 746 59 19ms 5 Nov 2023 455th okaponta 746 59 9ms 11 Jan 2024 455th dal548 746 59 17ms 12 Jun 2024 455th cthierfelder 🇲🇨 746 59 9ms 19 Jun 2025 473rd yokasuretsu 733 60 9ms 3 May 2018 473rd msrawson 733 60 9ms 5 Aug 2018 473rd pbragancacabral 733 60 10ms 6 Nov 2018 473rd nkansal96 733 60 16ms 21 May 2019 473rd TheAristos 733 60 10ms 17 Oct 2019 473rd michelebastione 🇮🇹 733 60 10ms 11 Feb 2020 473rd loserface69 733 60 10ms 14 Mar 2020 473rd mortimervonchappuis 733 60 9ms 17 Mar 2020 473rd nicolaimonzonladas 733 60 9ms 27 Mar 2020 473rd Tiger-Cross 733 60 10ms 27 Mar 2020 473rd green-beans 733 60 10ms 31 Mar 2020 473rd bastienvoirin 🇫🇷 733 60 10ms 5 Apr 2020 473rd ashwinvis 733 60 11ms 19 Apr 2020 473rd jmhowl 733 60 11ms 3 Jun 2020 473rd jotslo 🇬🇧 733 60 10ms 16 Jun 2020 473rd PiterAnnema 733 60 11ms 30 Aug 2020 473rd leoschet 733 60 18ms 18 Sep 2020 473rd kenballus 733 60 11ms 29 Sep 2020 473rd Andre3582 733 60 13ms 6 Nov 2020 473rd Omega65536 🇩🇪 733 60 10ms 10 Jan 2021 473rd Espiobest 733 60 13ms 31 Jan 2021 473rd stordev 733 60 10ms 26 Feb 2021 473rd Eolu 733 60 18ms 8 Apr 2021 473rd PYRiTEmonark 733 60 10ms 22 May 2021 473rd kenny14231 733 60 10ms 1 Jul 2021 473rd mauro-1 🇮🇹 733 60 10ms 17 Aug 2021 473rd Foxinatel 733 60 11ms 22 Aug 2021 473rd Andrey135296 733 60 14ms 3 Jan 2022 473rd shibacho 🇯🇵 733 60 10ms 24 Mar 2022 473rd karhuthebear 733 60 10ms 11 May 2022 473rd smartiel 733 60 10ms 15 Sep 2022 473rd glesnick 733 60 10ms 19 Sep 2022 473rd murugan-k-0204 733 60 9ms 3 Oct 2022 473rd kevdah 733 60 12ms 4 Oct 2022 473rd Bodo171 733 60 10ms 15 Jan 2023 473rd Squidled 733 60 10ms 30 Jan 2023 473rd MiranDaniel 🇨🇿 733 60 10ms 1 Sep 2023 473rd ssbhatt4321 733 60 10ms 14 Oct 2023 473rd eiburns 733 60 11ms 27 Oct 2023 473rd Pale-Vessel 733 60 11ms 18 Dec 2023 473rd mstang107 733 60 9ms 20 Dec 2023 473rd jbjd 733 60 10ms 24 Feb 2024 473rd Jacob385 733 60 11ms 18 Apr 2024 473rd CyberTapir 733 60 11ms 28 Aug 2024 473rd katss2 733 60 14ms 14 Aug 2025 473rd tomh1012 733 60 10ms 17 Sep 2025 473rd iczelia 🇩🇪 733 60 11ms 26 days ago 520th raywinray 721 61 11ms 27 Sep 2018 520th arnavb 721 61 12ms 6 Oct 2018 520th kamilxkruk 721 61 10ms 21 Oct 2018 520th bkshrader 721 61 10ms 27 Dec 2018 520th Gymhgy 721 61 11ms 23 Apr 2019 520th dcure73 721 61 10ms 7 Jun 2019 First Prev 451–525 of 901 Next Last