Christmas Trees 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 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 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 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 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 500th drfoland 574 94 10ms 8 Apr 2025 500th TJK-S 574 94 10ms 23 days ago 528th lukasmoellerch 568 95 14ms 14 Jan 2019 528th Haksell 🇦🇶 568 95 11ms 2 Jun 2019 528th dahrens 568 95 9ms 4 Jul 2019 528th david-wiles6 568 95 9ms 22 Jan 2020 528th P4GAN 568 95 12ms 3 Feb 2020 528th ydevor 🇮🇱 568 95 10ms 21 Nov 2020 528th jotslo 🇬🇧 568 95 9ms 5 Jul 2021 528th scottwday 🇨🇦 568 95 10ms 23 Nov 2021 528th mhenion8293 🇺🇸 568 95 10ms 11 Jan 2022 528th martinnorling 🇸🇪 568 95 11ms 7 Mar 2022 528th karhuthebear 568 95 9ms 11 May 2022 528th pmooreh 568 95 9ms 18 Aug 2022 528th eshilo-draper 568 95 13ms 4 Sep 2022 528th MaxElf999 568 95 11ms 29 Sep 2022 528th dapexyz 568 95 9ms 12 Jan 2023 528th robertovers 568 95 9ms 20 Dec 2023 528th brimstonetrader 568 95 13ms 31 Jan 2024 528th qwjhvbxi 568 95 9ms 9 Feb 2024 528th IoLimmer 568 95 10ms 2 Jul 2024 528th Ythaenagor 568 95 13ms 5 Aug 2024 528th KAKISKA-code 🇫🇮 568 95 10ms 24 May 2025 549th Marcel-Brouette 563 96 11ms 14 Mar 2019 549th gtdlk20 563 96 10ms 6 Aug 2019 549th Akilles1 563 96 10ms 26 Nov 2019 549th SolidTux 563 96 12ms 6 Jan 2020 549th ArturLukianov 563 96 10ms 17 Dec 2020 549th jrm5399 🇰🇿 563 96 9ms 2 Nov 2021 549th joshmoody24 563 96 10ms 4 Mar 2022 549th ramsay 563 96 9ms 10 Aug 2022 549th vhoulbreque 🇫🇷 563 96 10ms 10 Aug 2022 549th DrPrettyman 563 96 9ms 3 Jul 2023 549th CameronGBell 563 96 10ms 23 Jan 2025 549th LordSir101 563 96 10ms 11 Aug 2025 561st ly0va 557 97 12ms 6 Jan 2019 561st omgardner 557 97 14ms 28 Feb 2019 561st maxumusprime 557 97 10ms 18 Feb 2020 561st itsbjoern 557 97 11ms 8 Dec 2020 561st dgambit 557 97 10ms 2 Apr 2021 561st lukehatcher 🇺🇸 557 97 13ms 29 Aug 2021 561st danielweper 557 97 9ms 21 Oct 2021 561st borosilicate 557 97 10ms 6 May 2022 561st bthalheim 557 97 10ms 3 Sep 2022 561st n0es 557 97 11ms 18 Oct 2022 561st Glinte 557 97 10ms 15 Dec 2023 561st 123mjb 557 97 9ms 3 Jan 2024 561st damoose717 557 97 10ms 23 May 2025 574th GiorgioBalestrieri 551 98 11ms 20 Mar 2019 574th jamesbtan 551 98 11ms 25 Mar 2019 574th ian-h-chamberlain 🇺🇸 551 98 10ms 14 Dec 2019 574th Reyzartz 551 98 9ms 19 Sep 2020 574th pvilimas 551 98 10ms 18 Feb 2021 574th mamakram 551 98 13ms 20 Oct 2021 574th katharine67 551 98 10ms 8 Oct 2022 574th PotatoSaladOverlord 551 98 9ms 19 May 2023 574th PedroAS7 551 98 10ms 18 Jun 2024 583rd arnavb 545 99 15ms 6 Oct 2018 583rd Cortan122 545 99 10ms 26 Feb 2019 583rd shraiwi 545 99 10ms 12 Jul 2019 583rd Theis24 545 99 10ms 27 Nov 2019 583rd confy 545 99 9ms 27 Oct 2020 583rd OppositeShark 545 99 11ms 19 Jul 2022 583rd willdaspit 545 99 10ms 7 Aug 2023 583rd TinyTheBrontosaurus 545 99 10ms 3 Dec 2023 583rd roguh 🇬🇹 545 99 10ms 14 Jan 2024 583rd ComputerKWasTaken 🇺🇸 545 99 10ms 31 May 2024 583rd Ralac07 🇦🇺 545 99 11ms 4 Aug 2025 594th fatcat2 540 100 10ms 4 Jan 2020 594th tomh1012 540 100 10ms 29 Oct 2020 594th try-except-try-accept 🇹🇭 540 100 10ms 27 Jun 2022 594th Pimveha 540 100 18ms 12 Jan 2023 594th Shiran-Yuan 540 100 11ms 5 Apr 2023 594th r-i-c-e 540 100 9ms 8 Jul 2023 594th ssbhatt4321 540 100 11ms 14 Oct 2023 First Prev 526–600 of 807 Next Last