The Tower of Hanoi hole will go live in approximately 15 hours. Why not try and solve it ahead of time?
√2 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 751st roguh 🇬🇹 726 59 5ms 26 Jan 2024 752nd emgordon154 725 166 472ms 30 Apr 2025 753rd LS2021 724 117 365ms 24 Nov 2023 754th CatsAreFluffy 723 82 124ms 7 Dec 2022 755th urojony 🇵🇱 718 67 23ms 3 Jan 2021 755th tetraxile 718 67 23ms 3 Oct 2021 755th Nibamot 718 67 12ms 10 Dec 2021 755th GeorgeStechman 🇬🇧 718 67 46ms 6 Jan 2024 755th RandGuy 718 67 24ms 25 Jan 2024 755th Ralac07 🇦🇺 718 67 25ms 16 Feb 2024 755th inverseLorentz 🇦🇺 718 67 86ms 10 Apr 2024 755th solisolu 718 67 50ms 20 days ago 763rd MeWhenI 🇻🇦 718 118 389ms 8 Dec 2022 764th dmrichwa 🇺🇸 717 70 23ms 19 Mar 2022 764th Naruyoko 717 70 73ms 13 Aug 2023 766th dokutan 715 64 434ms 28 Feb 2024 767th Yewzir 🇧🇪 714 145 761ms 14 May 2024 768th BrenSchaap 711 48 42ms 12 Nov 2021 768th jared-hughes 711 48 36ms 20 Jan 2023 768th DialFrost 🇸🇬 711 48 74ms 27 Dec 2024 771st stefangimmillaro 711 190 136ms 4 Jun 2025 772nd Schmitt-Very-Cool 710 88 346ms 3 Oct 2025 773rd lynn 708 225 306ms 4 Aug 2023 774th markus-rekdal 707 68 23ms 31 May 2019 774th qoqosz 707 68 11ms 6 Jun 2019 774th giacomogallina 707 68 12ms 6 Jun 2019 774th skps2010 707 68 12ms 14 Jun 2019 774th hoodadam 707 68 12ms 19 Jul 2019 774th dzhang314 707 68 12ms 14 Aug 2019 774th sk- 707 68 13ms 11 Sep 2019 774th handisb 707 68 11ms 2 Nov 2019 774th amishtal 707 68 11ms 27 Nov 2019 774th Haksell 🇦🇶 707 68 12ms 1 Dec 2019 774th Matistjati 707 68 12ms 3 Dec 2019 774th yzhs 🇩🇪 707 68 11ms 19 Jan 2020 774th Daniel-Martin576 707 68 11ms 1 Apr 2020 774th Jviscus1 707 68 12ms 24 Apr 2020 774th GalladeGuy 🇺🇸 707 68 11ms 23 May 2020 774th aliakseikalosha 707 68 12ms 9 Jun 2020 774th Jumprocks1 707 68 11ms 11 Jun 2020 774th itiievskyi 🇺🇦 707 68 11ms 30 Jul 2020 774th dev-loop0 707 68 11ms 20 Aug 2020 774th linstr13 707 68 12ms 29 Sep 2020 774th mueller14003 707 68 12ms 8 Oct 2020 774th thisishowmymindworks 🇳🇴 707 68 45ms 14 Oct 2020 774th davidverweij 707 68 12ms 21 Oct 2020 774th martinsifrar 707 68 12ms 23 Oct 2020 774th KatieLG 🇬🇧 707 68 12ms 1 Nov 2020 774th Dazza314 🇬🇧 707 68 12ms 6 Nov 2020 774th austinrwarner 707 68 12ms 25 Dec 2020 774th Tess2662 707 68 11ms 11 Jan 2021 774th fynnkroeger 707 68 12ms 20 Jan 2021 774th ydevor 🇮🇱 707 68 12ms 22 Feb 2021 774th asadullayev 707 68 13ms 3 Mar 2021 774th orifu 707 68 12ms 19 Mar 2021 774th josephjojoe 707 68 13ms 19 Mar 2021 774th enbyte 707 68 14ms 21 May 2021 774th harrymwilkins 🇬🇧 707 68 12ms 18 Jul 2021 774th RYNO8 707 68 14ms 7 Aug 2021 774th ngocbd 🇻🇳 707 68 11ms 31 Aug 2021 774th potato-jackson 707 68 11ms 6 Sep 2021 774th ToE42 707 68 11ms 7 Sep 2021 774th ehulinsky 🇺🇸 707 68 11ms 16 Sep 2021 774th redbeancola 707 68 12ms 11 Oct 2021 774th walterfeyman 707 68 11ms 30 Oct 2021 774th xy3 🇮🇪 707 68 14ms 18 Nov 2021 774th sleepyStick 707 68 12ms 7 Dec 2021 774th akshatj27 🇦🇶 707 68 11ms 11 Jan 2022 774th Bonjour27891 🇻🇳 707 68 12ms 10 Feb 2022 774th LeeCamp 707 68 12ms 15 Feb 2022 774th SomeKitten 🇺🇸 707 68 12ms 20 Aug 2022 774th suwat513 707 68 12ms 23 Sep 2022 774th ValentinCassayre 707 68 12ms 9 Oct 2022 774th aksyristos 707 68 11ms 30 Oct 2022 774th tpasfieldERAU 707 68 11ms 9 Nov 2022 First Prev 751–825 of 2,810 Next Last
