The Tower of Hanoi hole will go live in approximately 2 days. Why not try and solve it ahead of time?
Morse Encoder 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 151st MeWhenI 🇻🇦 851 161 10ms 7 Dec 2023 152nd GrayJoKing 🇦🇺 850 179 1ms 3 Dec 2023 153rd primo-ppcg 🇹🇭 850 369 11ms 20 Jun 2025 154th prplz 🇦🇺 849 131 34ms 3 Nov 2020 155th MeWhenI 🇻🇦 848 281 3ms 2 Oct 2022 156th Shanethegamer 🇺🇸 848 336 1,622ms 14 Apr 2025 157th Natanaelel 🇸🇪 846 128 3ms 14 Jun 2023 158th dcgjb 845 135 237ms 16 May 2024 159th GrayJoKing 🇦🇺 845 162 15ms 22 Feb 2023 159th ryyyn 🇺🇸 845 162 9ms 26 Jul 2025 161st inventshah 843 152 2ms 26 Aug 2023 162nd MeWhenI 🇻🇦 841 132 3ms 15 Feb 2025 163rd plcc0 840 163 16ms 5 Oct 2025 164th dokutan 837 209 6ms 6 Nov 2024 165th Yax42 🇫🇷 835 159 414ms 5 Aug 2025 166th blaztoma 🇱🇹 833 241 100ms 9 hours ago 167th kg583 🇺🇸 832 148 772ms 22 May 2025 168th prplz 🇦🇺 832 164 9ms 3 Nov 2020 169th Natanaelel 🇸🇪 830 134 36ms 9 Jun 2023 170th prplz 🇦🇺 830 165 10ms 19 Oct 2020 170th ZakkkkAttackkkk 🇵🇭 830 165 12ms 14 Sep 2023 172nd ovs-code 🇩🇪 830 187 151ms 12 Sep 2024 173rd Natanaelel 🇸🇪 829 139 110ms 9 Jun 2023 174th prplz 🇦🇺 827 155 2ms 18 Oct 2020 175th lifthrasiir 🇰🇷 827 337 8ms 12 Dec 2024 176th SirBogman 🇺🇸 826 139 35ms 16 Jan 2023 177th SirBogman 🇺🇸 825 97 3ms 8 Nov 2023 177th lifthrasiir 🇰🇷 825 97 3ms 4 Dec 2024 179th bricknellj 825 166 13ms 20 Feb 2023 180th inventshah 824 174 446ms 20 May 2025 181st ovs-code 🇩🇪 822 156 2ms 18 Oct 2024 182nd duckyluuk 🇳🇱 821 150 635ms 18 Jul 2024 183rd daedals 820 167 10ms 29 May 2019 183rd jared-hughes 820 167 10ms 10 Jan 2023 185th adyache 🇺🇸 819 247 8ms 30 Jun 2023 186th MeWhenI 🇻🇦 818 148 1,192ms 12 May 2023 187th aditsu 817 167 9ms 29 Dec 2019 187th jared-hughes 817 167 9ms 22 Dec 2022 189th NewDefectus 🇮🇱 816 112 53ms 3 Nov 2021 190th GrayJoKing 🇦🇺 815 151 727ms 16 Jan 2024 190th lifthrasiir 🇰🇷 815 151 722ms 4 Dec 2024 192nd Artemis21 🇬🇧 815 168 9ms 10 Jan 2025 193rd anter69 🇭🇺 812 137 34ms 14 Jan 2023 194th edsrzf 🇳🇿 812 235 41ms 31 Dec 2024 195th MeWhenI 🇻🇦 811 164 4ms 28 May 2023 196th MeWhenI 🇻🇦 810 152 777ms 13 Jul 2024 197th TFeld00 🇩🇰 810 169 9ms 18 Nov 2020 197th SirBogman 🇺🇸 810 169 9ms 19 Jan 2023 199th lynn 809 187 14ms 23 Jul 2021 200th MeWhenI 🇻🇦 808 194 40ms 17 Feb 2023 201st MeWhenI 🇻🇦 806 210 315ms 8 Feb 2023 202nd namelessiw 805 165 386ms 29 Jul 2024 203rd emgordon154 803 142 223ms 4 Sep 2025 204th MeWhenI 🇻🇦 801 160 2ms 5 Jul 2024 205th UnderKoen 🇳🇱 797 346 2ms 9 Jul 2024 206th shelerr 796 172 10ms 21 Aug 2025 207th Steffan153 🇫🇮 796 198 338ms 24 Feb 2023 207th MeWhenI 🇻🇦 796 198 387ms 20 days ago 209th MeWhenI 🇻🇦 793 215 5ms 29 Jul 2023 210th kumavale 792 221 152ms 8 Sep 2025 211th stefangimmillaro 791 153 1,322ms 28 Aug 2023 212th marshallward 🇺🇸 791 234 43ms 7 May 2025 213th MeWhenI 🇻🇦 790 214 3ms 6 Aug 2023 214th lynn 790 241 35ms 6 Aug 2023 215th ReidZ3 🇺🇸 789 237 132ms 2 Dec 2020 216th lynn 788 222 171ms 1 May 2022 216th MeWhenI 🇻🇦 788 222 7ms 13 Dec 2023 218th GolfingSuccess 🇬🇷 787 174 18ms 7 May 2022 219th MeWhenI 🇻🇦 786 204 359ms 27 Jul 2024 220th SirBogman 🇺🇸 781 146 214ms 5 Jan 2024 221st RDShah 778 176 15ms 1 Dec 2019 222nd Natanaelel 🇸🇪 777 103 3ms 9 Jun 2023 223rd MeWhenI 🇻🇦 776 147 240ms 28 Jan 2023 224th MeWhenI 🇻🇦 776 171 361ms 8 Dec 2022 225th CatsAreFluffy 775 118 55ms 12 Jan 2024 First Prev 151–225 of 974 Next Last