The Calendar hole will go live in approximately 6 days. Why not try and solve it ahead of time?
Tower of Hanoi in Python in bytes. 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 Numbrix 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 Numbrix 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 Bytes Time Submitted 1st khvdm 1,000 52 12ms 30 Oct 2025 1st pardouin 🇫🇷 1,000 52 11ms 1 Nov 2025 1st Seek64 🇩🇪 1,000 52 11ms 17 Nov 2025 1st sunleonid 1,000 52 11ms 26 days ago 1st lukegustafson 🇺🇸 1,000 52 12ms 24 days ago 1st JayXon 🇺🇸 1,000 52 13ms 5 days ago 7th xnor-gate 963 54 11ms 26 days ago 7th hellopir2 963 54 10ms 26 days ago 7th CornerMercury 🇬🇧 963 54 13ms 6 days ago 10th stefangimmillaro 945 55 11ms 30 Oct 2025 10th bricknellj 945 55 12ms 30 Oct 2025 10th ovs-code 🇩🇪 945 55 13ms 31 Oct 2025 10th bitsandbeyond 🇳🇱 945 55 11ms 1 Nov 2025 10th GolfingSuccess 🇬🇷 945 55 13ms 3 Nov 2025 10th Mukundan314 945 55 11ms 15 Nov 2025 10th m-tkach 🇺🇦 945 55 11ms 24 Nov 2025 10th sean-niemann 🇺🇸 945 55 15ms 23 days ago 10th xsot 🇸🇬 945 55 11ms 23 days ago 10th jared-hughes 945 55 11ms 21 days ago 10th duckyluuk 🇳🇱 945 55 12ms 21 days ago 10th GrayJoKing 🇦🇺 945 55 12ms 20 days ago 22nd AlephSquirrel 929 56 11ms 30 Oct 2025 22nd hallvabo 🇳🇴 929 56 11ms 30 Oct 2025 22nd bizy-coder 929 56 13ms 26 Nov 2025 22nd ndren 929 56 13ms 26 days ago 22nd zacjl 929 56 12ms 25 days ago 22nd klixel 🇨🇦 929 56 11ms 18 days ago 28th kg583 🇺🇸 912 57 11ms 30 Oct 2025 28th KasperKivimaeki 🇫🇮 912 57 11ms 30 Oct 2025 28th edsrzf 🇳🇿 912 57 12ms 31 Oct 2025 28th Shanethegamer 🇺🇸 912 57 11ms 3 Nov 2025 28th 4atj 912 57 12ms 5 Nov 2025 28th MeWhenI 🇻🇦 912 57 11ms 21 Nov 2025 28th CaedenHarper 🇨🇦 912 57 11ms 26 days ago 28th blaztoma 🇱🇹 912 57 12ms 25 days ago 28th FortuiteMan 🇫🇷 912 57 11ms 24 days ago 28th KatieLG 🇬🇧 912 57 11ms 24 days ago 28th ryyyn 🇺🇸 912 57 11ms 24 days ago 28th DialFrost 🇸🇬 912 57 11ms 23 days ago 28th fuzzylojik-golf 🇺🇸 912 57 11ms 23 days ago 28th luuumine 🇫🇷 912 57 12ms 22 days ago 28th starfihs 912 57 11ms 21 days ago 28th qpwoeirut 912 57 11ms 18 days ago 28th dominikvytisk 912 57 11ms 17 days ago 28th emgordon154 912 57 12ms 5 days ago 28th Natanaelel 🇸🇪 912 57 12ms 7 hours ago 47th rucin93 🇵🇱 897 58 11ms 30 Oct 2025 48th davecame 881 59 11ms 13 Nov 2025 48th Kacarott 🇦🇺 881 59 11ms 15 Nov 2025 48th commandblockguy 🇺🇸 881 59 11ms 27 days ago 48th dokutan 881 59 11ms 27 days ago 48th snoozingnewt 🇨🇦 881 59 11ms 27 days ago 48th vhoulbreque 🇫🇷 881 59 12ms 24 days ago 48th YAJUE114514 881 59 12ms 15 days ago 48th enigma 881 59 12ms 4 days ago 56th 5cw 🇺🇸 867 60 11ms 15 Nov 2025 56th taifu 867 60 12ms 5 days ago 56th Lv0Sys 🇵🇱 867 60 12ms 35 hours ago 59th albanian-laundromat 852 61 11ms 23 Nov 2025 59th hiichbindermax 852 61 11ms 21 days ago 59th Emutis 🇱🇹 852 61 12ms 18 days ago 62nd inventshah 839 62 10ms 17 days ago 63rd cros107 🇦🇺 743 70 11ms 11 Nov 2025 63rd madex 🇩🇪 743 70 11ms 23 days ago 63rd CutSandstone 743 70 11ms 21 days ago 66th anter69 🇭🇺 712 73 12ms 10 Nov 2025 66th ahmetdemirag 🇨🇾 712 73 12ms 27 days ago 66th Yewzir 🇧🇪 712 73 12ms 25 days ago 66th SirBogman 🇺🇸 712 73 13ms 23 days ago 70th Babafaba 703 74 11ms 21 Nov 2025 70th JOrE20 🇺🇸 703 74 11ms 21 Nov 2025 70th HumanoidCPU 703 74 11ms 26 days ago 70th TheZwierzLF 🇵🇱 703 74 13ms 25 days ago 70th BREMAUCY 🇫🇷 703 74 12ms 25 days ago 70th plcc0 703 74 12ms 24 days ago 70th btjones0 703 74 11ms 24 days ago 70th RandGuy 703 74 11ms 23 days ago 70th annaproxy 703 74 13ms 23 days ago 70th aksyristos 703 74 11ms 22 days ago 70th hippalectryon-0 703 74 11ms 18 days ago 1–80 of 99 Next Last