The Tower of Hanoi hole will go live in approximately 44 hours. Why not try and solve it ahead of time?
Divisors in Java 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 76th eecb 585 135 310ms 24 Nov 2020 76th Kusarr 585 135 306ms 16 Dec 2020 76th Re-Adventures 🇮🇳 585 135 309ms 12 Apr 2021 76th JC-ProgJava 585 135 308ms 14 May 2022 76th astdefu 585 135 311ms 10 Dec 2022 76th Betuaredead 585 135 310ms 4 Jan 2023 76th elgan65536 585 135 308ms 15 Apr 2024 76th noescareno 585 135 298ms 31 May 2025 76th Omega65536 🇩🇪 585 135 327ms 9 Aug 2025 85th Kasci 581 136 316ms 6 Dec 2021 85th 5quiwyrm 581 136 307ms 23 Aug 2022 85th azka1368 581 136 318ms 23 Nov 2023 85th rsujeevan 581 136 316ms 5 May 2025 85th Maximizer02 581 136 332ms 4 Sep 2025 90th TFeld00 🇩🇰 577 137 301ms 16 Jul 2020 90th bwat2 577 137 308ms 10 Dec 2021 92nd ysthakur 572 138 304ms 3 May 2021 92nd KaLuAnFo 572 138 316ms 9 Aug 2025 94th c0d3-4-F00d 🇩🇪 568 139 324ms 24 May 2021 94th FANNILS 568 139 307ms 21 May 2022 96th crizin 🇰🇷 564 140 298ms 9 Sep 2023 96th keelimeguy 🇺🇸 564 140 310ms 31 Oct 2023 98th daetz 560 141 316ms 8 Aug 2020 98th CuboidRaptor 🇨🇦 560 141 309ms 25 May 2022 98th 0dyse 560 141 310ms 22 Sep 2025 101st mattwho76 556 142 297ms 24 Apr 2020 101st AIn0n 556 142 304ms 15 Jul 2021 101st melisakmc 556 142 304ms 3 Nov 2021 101st LawrenceZ1A 🇨🇦 556 142 305ms 25 May 2022 101st ToxicP1e 556 142 309ms 21 Nov 2023 106th andre-lameirinhas 🇵🇹 552 143 311ms 8 May 2020 106th cafehaine 🇫🇷 552 143 310ms 25 Sep 2020 106th artysta 552 143 314ms 23 Oct 2020 106th mathislife22 552 143 297ms 31 Aug 2023 110th Smetalo 549 144 299ms 25 Aug 2022 110th xnacly 🇩🇪 549 144 304ms 4 Jul 2023 110th Pyro569 549 144 303ms 20 Jul 2023 110th msbranicky 549 144 317ms 8 Sep 2023 110th piano-miles 549 144 297ms 31 Dec 2023 110th StirFrySauce 549 144 318ms 28 Jan 2025 116th riviere-lucas 545 145 306ms 28 Dec 2020 116th louisbosqui 545 145 294ms 28 Dec 2020 116th feherd 545 145 305ms 29 Aug 2021 116th jasoncross1357 545 145 321ms 15 Mar 2022 116th jm600 545 145 309ms 14 Nov 2022 116th luca1339 545 145 301ms 26 Oct 2024 116th jacekwladzinski 545 145 398ms 18 days ago 123rd jngbsn 541 146 315ms 26 Jun 2020 123rd dymowski 541 146 306ms 23 Jul 2020 123rd GnotAGnelf 541 146 305ms 19 Nov 2020 123rd ridingqwerty 🇺🇸 541 146 304ms 11 Jul 2022 123rd Lv0Sys 🇵🇱 541 146 294ms 27 May 2025 128th WilleyOhana 537 147 302ms 12 Oct 2020 128th bidger 537 147 317ms 13 Nov 2022 128th DihydrogenMonoxideH2O 537 147 299ms 11 Feb 2025 131st Intevel 🇩🇪 530 149 318ms 5 Jul 2023 131st GolfGPT 530 149 300ms 19 Nov 2023 133rd KyleLashmet 527 150 307ms 19 Jul 2022 133rd usernamethatisnttaken 527 150 312ms 6 Sep 2023 135th leptio 523 151 297ms 8 Feb 2022 135th mtirado1 523 151 304ms 25 Dec 2022 135th atazzam 🇺🇸 523 151 337ms 23 Jan 2025 138th YPuest 520 152 298ms 15 Feb 2023 138th VladislavGitter 🇪🇸 520 152 313ms 13 Nov 2023 140th PanNessMain 516 153 305ms 11 Mar 2025 141st artisiole 🇺🇸 510 155 311ms 4 Mar 2022 141st StronkCheese 🇺🇸 510 155 300ms 1 Feb 2023 141st noahdorsch 510 155 308ms 24 Aug 2024 144th Sami-ul 506 156 305ms 14 Oct 2021 144th Geird 506 156 310ms 20 Feb 2023 146th TrixTrl 503 157 315ms 22 Nov 2021 146th Grrine 503 157 315ms 26 Jan 2025 148th carlosbviteri 500 158 322ms 25 Apr 2024 149th vxrv 485 163 311ms 14 Aug 2022 149th Zstr25 485 163 305ms 1 Oct 2025 First Prev 76–150 of 167 Next Last
