The Tower of Hanoi hole will go live in approximately 4 hours. Why not try and solve it ahead of time?
Leyland Numbers in all languages 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 901st msbranicky 671 119 5ms 8 Aug 2023 902nd SirBogman 🇺🇸 670 100 9ms 29 Nov 2021 902nd Giga-Bowser 670 100 12ms 3 Jan 2022 902nd Andrey-Plotnikov 670 100 10ms 19 Aug 2023 902nd coreynash 670 100 10ms 3 Nov 2023 906th DialFrost 🇸🇬 670 105 8ms 24 days ago 907th artieleach 670 106 13ms 7 Feb 2021 907th martinnorling 🇸🇪 670 106 9ms 31 Jan 2022 907th dylanjones92 670 106 9ms 26 Jan 2024 910th Yewzir 🇧🇪 670 183 368ms 2 Oct 2025 911th Yewzir 🇧🇪 669 91 2ms 19 Dec 2024 912th frosster 669 113 2ms 14 May 2023 913th Liibe 666 184 350ms 25 Sep 2025 914th GolfingSuccess 🇬🇷 665 187 71ms 8 Nov 2023 915th TheZwierzLF 🇵🇱 664 99 436ms 8 days ago 916th fitzdotlol 🇺🇸 664 101 10ms 28 Mar 2022 917th pkasting 664 159 4ms 6 Sep 2020 917th Alex-x90 🇺🇸 664 159 2ms 10 Dec 2024 919th snoozingnewt 🇺🇸 663 71 106ms 13 Oct 2025 920th Shanethegamer 🇺🇸 663 93 1,027ms 16 Feb 2023 921st dostuffthatmatters 663 107 11ms 26 Jul 2020 921st guilhem-roy 🇫🇷 663 107 9ms 28 Feb 2022 921st celiendonze 🇨🇭 663 107 12ms 20 Apr 2023 921st Stockoh 🇫🇷 663 107 16ms 2 Oct 2024 925th Adelzu 662 171 353ms 21 Nov 2021 925th Matgc04 662 171 351ms 3 Jun 2024 925th postie77 662 171 340ms 14 Aug 2024 928th MeWhenI 🇻🇦 660 113 4ms 23 May 2023 929th janbehrens 🇩🇪 660 148 484ms 26 Mar 2022 930th Jesperb21 658 172 367ms 21 Nov 2021 931st GeorgeStechman 🇬🇧 657 102 9ms 15 Jun 2022 931st ShiraJoseph 🇺🇸 657 102 9ms 21 Jul 2023 931st acollett89 657 102 9ms 15 Jul 2025 934th Ted-Barrett 🇦🇺 657 108 9ms 30 Sep 2021 934th vodker1 657 108 9ms 7 Mar 2022 936th MeWhenI 🇻🇦 654 122 9ms 10 Sep 2022 937th Shanethegamer 🇺🇸 653 127 149ms 1 Mar 2022 938th JGDoerrer 653 183 217ms 5 Feb 2022 938th msbranicky 653 183 218ms 1 Oct 2023 940th snoozingnewt 🇺🇸 652 188 330ms 13 Oct 2025 941st Shanethegamer 🇺🇸 652 228 258ms 19 Apr 2022 942nd richard-oelze 🇩🇪 651 103 9ms 26 May 2021 943rd timmickey 651 108 4ms 30 Dec 2022 944th dymowski 651 109 10ms 17 Aug 2020 944th Florian-Mt 651 109 9ms 29 Sep 2023 946th Shanethegamer 🇺🇸 651 116 1ms 2 Nov 2022 947th snoozingnewt 🇺🇸 650 93 81ms 13 Oct 2025 948th wuzekai518 649 184 208ms 17 Jul 2024 949th MeWhenI 🇻🇦 648 149 112ms 28 Jun 2023 950th primo-ppcg 🇹🇭 647 150 5ms 2 Oct 2020 951st jared-hughes 646 117 2ms 6 Mar 2022 951st NickTheEASDude 🇺🇸 646 117 3ms 9 May 2024 953rd adoxography 645 104 9ms 8 Oct 2020 954th CRHillman 645 110 9ms 14 Sep 2020 954th the-soph-ia 645 110 10ms 7 Mar 2021 954th Jacob385 645 110 4,497ms 6 Mar 2024 957th adoxography 644 73 38ms 8 Oct 2020 957th lacrosse 644 73 48ms 3 days ago 959th DialFrost 🇸🇬 643 96 987ms 20 Nov 2024 960th dokutan 643 116 7ms 16 Jul 2024 961st eiburns 640 111 9ms 4 Jan 2022 961st Vaekor 640 111 10ms 9 Jul 2023 963rd Mabeloid 🇳🇴 638 103 564ms 22 Sep 2024 964th a6166231 🇨🇳 638 105 9ms 5 Jun 2025 964th snoozingnewt 🇺🇸 638 105 9ms 11 Oct 2025 966th perlebach 🇨🇿 636 88 10ms 16 Aug 2021 967th Irratix 🇳🇱 635 74 52ms 27 Jun 2022 968th snoozingnewt 🇺🇸 635 178 661ms 13 Oct 2025 969th Natanaelel 🇸🇪 634 55 2ms 29 Jun 2023 970th MeWhenI 🇻🇦 634 96 6ms 14 Nov 2022 971st SniperSmiley 🇺🇸 634 112 14ms 24 Jun 2022 971st 5quiwyrm 634 112 11ms 9 Dec 2024 973rd Shanethegamer 🇺🇸 633 144 7ms 4 Oct 2024 974th GusGold 632 106 10ms 17 Nov 2020 974th wansacis 🇩🇪 632 106 12ms 11 Nov 2021 First Prev 901–975 of 1,851 Next Last