The Tower of Hanoi hole will go live in approximately 13 hours. Why not try and solve it ahead of time?
Ordinal Numbers 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 901st anter69 🇭🇺 714 70 1,052ms 15 Feb 2023 902nd dokutan 714 98 11ms 12 Feb 2025 903rd alexhuntley 714 103 18ms 11 Apr 2021 904th YuryChaikou-ServiceNow 714 114 347ms 29 Oct 2022 905th Schmitt-Very-Cool 713 140 349ms 3 Oct 2025 906th Irratix 🇳🇱 711 102 3ms 13 Jun 2022 906th Babafaba 711 102 3ms 10 Oct 2025 908th DialFrost 🇸🇬 711 126 43ms 16 Feb 2025 908th GolfingSuccess 🇬🇷 711 126 40ms 6 Mar 2025 910th biinari 710 62 37ms 13 Aug 2020 910th Shanethegamer 🇺🇸 710 62 36ms 12 Dec 2021 912th razetime 708 45 3ms 12 Jan 2022 912th 5cw 🇺🇸 708 45 3ms 6 Apr 2023 914th GrayJoKing 🇦🇺 708 84 5ms 2 Jul 2023 915th emgordon154 708 106 2,872ms 28 Oct 2024 916th alexkunin 707 90 11ms 14 Jul 2019 916th omurakazuaki 🇯🇵 707 90 10ms 21 Sep 2019 918th marcin7Cd 707 91 12ms 22 Apr 2020 918th neihousaigaai 707 91 12ms 8 May 2021 918th P-Quentin 🇫🇷 707 91 12ms 3 Aug 2022 918th thatbirdguythatuknownot 707 91 12ms 2 Jan 2023 918th firegene 🇮🇪 707 91 12ms 3 Jan 2023 918th AlephSquirrel 707 91 14ms 6 Jan 2023 918th AlexanderFair 707 91 15ms 13 Jul 2023 918th cefqrn 707 91 11ms 19 Jun 2024 918th Bulmenisaurus 707 91 12ms 9 Jul 2024 927th Irratix 🇳🇱 707 131 928ms 3 Aug 2023 928th msbranicky 707 147 3ms 10 Aug 2023 929th stefangimmillaro 704 75 215ms 9 Aug 2023 930th emplv 🇱🇻 704 148 29ms 30 Jun 2022 931st passsy 🇩🇪 703 107 131ms 5 May 2025 932nd Alikont 702 116 360ms 21 Nov 2021 932nd JDiLenarda 🇫🇷 702 116 341ms 21 Nov 2021 932nd Yewzir 🇧🇪 702 116 333ms 19 Jun 2024 935th MeWhenI 🇻🇦 700 69 17ms 13 Jun 2025 936th Shanethegamer 🇺🇸 700 128 42ms 13 Feb 2025 937th carlmrichter 🇩🇪 699 91 10ms 29 Apr 2021 937th sultan 699 91 11ms 25 Feb 2024 937th KatieLG 🇬🇧 699 91 10ms 5 Oct 2025 940th davitf 699 92 14ms 18 Aug 2019 940th myleopard 699 92 13ms 15 Oct 2021 940th RYNO8 699 92 12ms 12 Dec 2021 940th aksyristos 699 92 12ms 25 Jan 2023 940th wen1now 699 92 20ms 8 Nov 2023 940th bzijlema 🇳🇱 699 92 11ms 9 Oct 2024 940th Pyroan 699 92 12ms 17 Jan 2025 940th Languag3 699 92 12ms 27 Feb 2025 940th moustave 699 92 11ms 27 Jun 2025 940th solisolu 699 92 11ms 22 days ago 950th Bubbler-4 699 110 78ms 13 Sep 2023 951st m-tkach 🇺🇦 698 104 2ms 23 Aug 2022 952nd MeWhenI 🇻🇦 698 127 376ms 27 Jul 2024 953rd DialFrost 🇸🇬 697 162 191ms 8 Aug 2024 954th arctouch-cristiannevianna 696 117 357ms 28 Jun 2023 954th rifatx 696 117 372ms 10 Jul 2024 954th tomh1012 696 117 385ms 2 days ago 957th sisyphus-ppcg 🇦🇺 694 36 60ms 22 Jul 2022 957th Steffan153 🇫🇮 694 36 63ms 19 Dec 2022 957th primo-ppcg 🇹🇭 694 36 45ms 1 Feb 2023 957th GolfingSuccess 🇬🇷 694 36 59ms 26 Nov 2023 957th AlephSquirrel 694 36 63ms 14 Jan 2024 957th pardouin 🇫🇷 694 36 296ms 26 Oct 2024 957th emgordon154 694 36 62ms 6 Sep 2025 964th arjanadriaanse 🇳🇱 694 132 19ms 24 Nov 2021 965th perlebach 🇨🇿 692 54 3ms 18 Aug 2021 966th Shanethegamer 🇺🇸 692 60 104ms 16 Sep 2024 967th GomelHawk 692 86 6ms 7 Oct 2024 968th randolchance 692 92 11ms 26 Jan 2023 968th piano-miles 692 92 10ms 18 Feb 2023 968th ShiraJoseph 🇺🇸 692 92 10ms 26 Jun 2023 971st AforAmpere 692 93 13ms 6 Jun 2020 971st itiievskyi 🇺🇦 692 93 12ms 30 Jul 2020 971st OllieBoyne 🇬🇧 692 93 12ms 1 Jun 2022 971st bsoyka 🇺🇸 692 93 13ms 16 Jul 2022 971st betaveros 692 93 19ms 1 Jan 2023 First Prev 901–975 of 1,839 Next Last