The Tower of Hanoi hole will go live in approximately 20 hours. Why not try and solve it ahead of time?
Day of Week in all languages 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 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 Chars Time Submitted 299th primo-ppcg 🇹🇭 909 48 3ms 21 Apr 2023 299th sean-niemann 🇺🇸 909 48 8ms 21 Apr 2023 299th sisyphus-ppcg 🇦🇺 909 48 3ms 24 Apr 2023 299th Lydxn 🇨🇦 909 48 4ms 2 May 2023 299th xsot 🇸🇬 909 48 4ms 19 May 2023 299th MeWhenI 🇻🇦 909 48 3ms 26 May 2023 299th ovs-code 🇩🇪 909 48 4ms 15 Aug 2023 299th retrohun 909 48 4ms 29 Jun 2024 299th DialFrost 🇸🇬 909 48 3ms 22 Dec 2024 299th Salutations45 909 48 3ms 7 Oct 2025 311th Yewzir 🇧🇪 909 67 444ms 24 Feb 2024 311th duckyluuk 🇳🇱 909 67 329ms 9 Jul 2025 311th snoozingnewt 🇺🇸 909 67 347ms 8 days ago 311th Babafaba 909 67 348ms 3 days ago 315th GrayJoKing 🇦🇺 904 53 72ms 18 Sep 2023 315th chunes3 🇺🇸 904 53 72ms 18 Sep 2023 315th ovs-code 🇩🇪 904 53 75ms 18 Sep 2023 315th primo-ppcg 🇹🇭 904 53 72ms 18 Sep 2023 315th Steffan153 🇫🇮 904 53 79ms 19 Sep 2023 315th Kacarott 🇦🇺 904 53 65ms 26 Sep 2023 315th Yewzir 🇧🇪 904 53 72ms 19 Nov 2023 315th error256 904 53 71ms 20 May 2024 315th edsrzf 🇳🇿 904 53 77ms 25 Sep 2024 315th pardouin 🇫🇷 904 53 73ms 25 Sep 2024 315th Shanethegamer 🇺🇸 904 53 73ms 19 Dec 2024 315th GolfingSuccess 🇬🇷 904 53 71ms 30 Dec 2024 315th sean-niemann 🇺🇸 904 53 72ms 7 Apr 2025 315th DialFrost 🇸🇬 904 53 72ms 10 Apr 2025 315th JayXon 🇺🇸 904 53 71ms 14 days ago 330th nwellnhof 🇩🇪 904 118 265ms 24 Aug 2023 330th JayXon 🇺🇸 904 118 254ms 24 Aug 2023 330th emplv 🇱🇻 904 118 260ms 25 Aug 2023 330th Steffan153 🇫🇮 904 118 257ms 25 Aug 2023 330th Lydxn 🇨🇦 904 118 258ms 28 Aug 2023 330th stefangimmillaro 904 118 258ms 31 Aug 2023 330th sean-niemann 🇺🇸 904 118 259ms 31 Aug 2023 330th Yewzir 🇧🇪 904 118 256ms 26 Oct 2023 330th Betuaredead 904 118 257ms 12 Nov 2023 330th kkoenig 904 118 263ms 28 Dec 2023 330th DialFrost 🇸🇬 904 118 268ms 5 Jun 2024 330th edsrzf 🇳🇿 904 118 278ms 27 Sep 2024 330th pardouin 🇫🇷 904 118 265ms 6 Oct 2024 330th CaedenHarper 🇨🇦 904 118 262ms 8 Jan 2025 330th emgordon154 904 118 268ms 18 Jan 2025 330th GolfingSuccess 🇬🇷 904 118 257ms 18 Feb 2025 330th targrik 904 118 266ms 29 Jun 2025 330th fuzzylojik-golf 🇺🇸 904 118 267ms 4 Aug 2025 330th KasperKivimaeki 🇫🇮 904 118 262ms 4 Oct 2025 349th DialFrost 🇸🇬 903 43 4ms 12 Aug 2024 349th Steffan153 🇫🇮 903 43 5ms 12 Aug 2024 349th sisyphus-ppcg 🇦🇺 903 43 6ms 13 Aug 2024 349th Shanethegamer 🇺🇸 903 43 6ms 16 Aug 2024 349th btnlq 903 43 4ms 21 Aug 2024 349th emgordon154 903 43 5ms 22 Aug 2024 349th ovs-code 🇩🇪 903 43 4ms 30 Sep 2024 349th lynn 903 43 5ms 21 Dec 2024 349th sean-niemann 🇺🇸 903 43 5ms 11 Jan 2025 349th edsrzf 🇳🇿 903 43 4ms 21 Jul 2025 359th Adix-null 🇱🇹 903 65 357ms 16 May 2023 359th MeWhenI 🇻🇦 903 65 350ms 26 Jul 2023 359th kkoenig 903 65 345ms 28 Dec 2023 359th Shanethegamer 🇺🇸 903 65 343ms 26 Mar 2024 359th xyangst 903 65 341ms 3 Oct 2024 359th dokutan 903 65 342ms 14 Oct 2024 359th petr-svestka 903 65 337ms 4 Nov 2024 359th voytxt 🇨🇿 903 65 362ms 4 Nov 2024 359th plcc0 903 65 348ms 4 Mar 2025 359th arcpolaris 903 65 345ms 23 Mar 2025 359th snoozingnewt 🇺🇸 903 65 376ms 17 days ago 370th Lydxn 🇨🇦 900 49 1,140ms 6 May 2023 370th stefangimmillaro 900 49 1,121ms 6 Aug 2023 370th pardouin 🇫🇷 900 49 1,203ms 10 Apr 2025 373rd Ashikpaul 🇮🇳 898 75 53ms 13 Oct 2024 373rd 823126 898 75 49ms 13 Nov 2024 373rd n3uromanc3r 898 75 51ms 28 Nov 2024 First Prev 301–375 of 1,403 Next Last