The Tower of Hanoi hole will go live in approximately 27 hours. Why not try and solve it ahead of time?
Set 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 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 NFA Simulator Odd Polyomino Tiling p-adic Expansion Polygon Triangulations QR Encoder Quadratic Formula Semiprime Numbers Smooth Numbers Snake Sphenic Numbers Taxicab 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 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 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 NFA Simulator Odd Polyomino Tiling p-adic Expansion Polygon Triangulations QR Encoder Quadratic Formula Semiprime Numbers Smooth Numbers Snake Sphenic Numbers Taxicab Numbers Tower of Hanoi Turtle Tutorial # Golfer Points Bytes Time Submitted 1st pardouin 🇫🇷 1,000 118 30ms 28 Mar 2025 1st Seek64 🇩🇪 1,000 118 29ms 30 Mar 2025 1st khvdm 1,000 118 29ms 31 Mar 2025 1st JayXon 🇺🇸 1,000 118 29ms 31 Mar 2025 1st 4atj 1,000 118 29ms 4 Apr 2025 1st error256 1,000 118 29ms 27 Apr 2025 1st orthoplex 🇨🇽 1,000 118 39ms 3 Jun 2025 1st ovs-code 🇩🇪 1,000 118 28ms 11 days ago 9th zacjl 967 122 131ms 29 Mar 2025 10th kg583 🇺🇸 959 123 25ms 4 Jan 2025 10th GolfingSuccess 🇬🇷 959 123 26ms 9 Jan 2025 10th AlephSquirrel 959 123 74ms 16 Jan 2025 10th hallvabo 🇳🇴 959 123 26ms 26 Mar 2025 10th emgordon154 959 123 34ms 26 Mar 2025 10th Natanaelel 🇸🇪 959 123 26ms 31 Mar 2025 10th lynn 959 123 28ms 7 Apr 2025 10th Mukundan314 959 123 26ms 12 Apr 2025 10th BlankSpruce 959 123 25ms 13 Apr 2025 10th m-tkach 🇺🇦 959 123 27ms 14 Apr 2025 10th Bulmenisaurus 959 123 26ms 30 Jun 2025 10th SirBogman 🇺🇸 959 123 27ms 1 Jul 2025 10th duckyluuk 🇳🇱 959 123 25ms 6 Jul 2025 10th KatieLG 🇬🇧 959 123 26ms 22 Sep 2025 10th edsrzf 🇳🇿 959 123 27ms 27 Sep 2025 10th Babafaba 959 123 26ms 26 Oct 2025 10th bzijlema 🇳🇱 959 123 25ms 34 hours ago 27th btnlq 952 124 25ms 6 Jan 2025 27th inventshah 952 124 31ms 31 Mar 2025 27th albanian-laundromat 952 124 25ms 15 Oct 2025 30th davecame 944 125 23ms 12 Apr 2025 31st Shanethegamer 🇺🇸 937 126 26ms 13 Feb 2025 31st plcc0 937 126 26ms 26 Mar 2025 31st annaproxy 937 126 25ms 7 Apr 2025 31st BREMAUCY 🇫🇷 937 126 25ms 16 Apr 2025 31st FEZfan 🇦🇺 937 126 25ms 17 Apr 2025 31st ryyyn 🇺🇸 937 126 19ms 24 Apr 2025 31st ndren 937 126 24ms 28 May 2025 31st CornerMercury 🇬🇧 937 126 25ms 28 May 2025 31st 5cw 🇺🇸 937 126 27ms 30 May 2025 31st qpwoeirut 937 126 32ms 4 Sep 2025 31st luuumine 🇫🇷 937 126 27ms 26 Oct 2025 31st snoozingnewt 🇺🇸 937 126 26ms 9 days ago 43rd DialFrost 🇸🇬 929 127 26ms 18 Feb 2025 43rd bizy-coder 929 127 34ms 18 Feb 2025 43rd bricknellj 929 127 26ms 28 Mar 2025 43rd cros107 🇦🇺 929 127 27ms 30 Mar 2025 43rd anter69 🇭🇺 929 127 28ms 31 Mar 2025 43rd souta-1326 929 127 26ms 1 Apr 2025 43rd bknower 929 127 29ms 29 Jun 2025 50th scpchicken 🇵🇼 922 128 26ms 13 Apr 2025 50th stefangimmillaro 922 128 116ms 28 Apr 2025 50th MeWhenI 🇻🇦 922 128 26ms 13 Jul 2025 53rd neihousaigaai 915 129 19ms 5 Apr 2025 53rd ahmetdemirag 🇨🇾 915 129 25ms 5 Apr 2025 53rd Lv0Sys 🇵🇱 915 129 24ms 14 Jun 2025 56th GrayJoKing 🇦🇺 908 130 38ms 1 Apr 2025 56th rollershutter 908 130 25ms 8 Apr 2025 56th InigoK 🇺🇸 908 130 25ms 19 Sep 2025 59th commandblockguy 🇺🇸 901 131 29ms 28 Mar 2025 60th SB-945 894 132 27ms 1 Apr 2025 60th OllieBoyne 🇬🇧 894 132 26ms 3 Apr 2025 62nd mousetail 🇳🇱 887 133 19ms 3 Apr 2025 62nd jatloe 887 133 33ms 29 Jun 2025 62nd jtaxen 887 133 28ms 20 Oct 2025 65th ImpressedByRocks 881 134 25ms 29 Apr 2025 66th madex 🇩🇪 874 135 25ms 13 Feb 2025 66th KasperKivimaeki 🇫🇮 874 135 26ms 3 Jul 2025 66th amberzit 874 135 25ms 6 Jul 2025 66th JunkIce 874 135 20ms 9 Jul 2025 66th blaztoma 🇱🇹 874 135 21ms 16 days ago 71st hiichbindermax 843 140 21ms 22 May 2025 71st Artemis21 🇬🇧 843 140 29ms 23 May 2025 71st andrewjc2000 843 140 26ms 15 Jul 2025 71st CaedenHarper 🇨🇦 843 140 30ms 29 Jul 2025 75th dirckvdende 837 141 32ms 10 Jul 2025 1–75 of 111 Next Last
