The Tower of Hanoi hole will go live in approximately 36 hours. Why not try and solve it ahead of time?
Arrows in Python 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 226th EthanGrant1 426 230 10ms 10 Nov 2022 227th MichaelMBradley 🇨🇦 424 231 24ms 27 Feb 2022 227th Florian-Mt 424 231 13ms 27 Nov 2023 227th l-donovan 424 231 14ms 6 Feb 2024 230th jtaxen 422 232 11ms 21 May 2024 230th therealnumbers 422 232 10ms 29 Sep 2025 232nd Stockoh 🇫🇷 417 235 13ms 1 May 2024 233rd celiendonze 🇨🇭 415 236 10ms 21 Apr 2023 234th yzhs 🇩🇪 414 237 17ms 23 Jun 2023 234th dranjohn 414 237 10ms 11 Sep 2023 236th estomagordo 🇳🇱 410 239 10ms 16 Nov 2022 236th Trusly 410 239 11ms 24 Feb 2024 236th jameswmccarty 410 239 10ms 29 Sep 2024 236th ImpressedByRocks 410 239 22ms 24 Feb 2025 240th amadeusdotpng 408 240 12ms 15 Jun 2023 240th raspofabs 408 240 21ms 10 Jul 2023 242nd OrangeBacon 407 241 13ms 1 Aug 2024 243rd Wildst 405 242 10ms 20 Jul 2022 243rd ThatAlo 405 242 10ms 12 Jun 2023 245th madex 🇩🇪 403 243 15ms 26 May 2024 245th Bodo171 403 243 13ms 1 Jul 2024 247th P-Quentin 🇫🇷 394 249 10ms 3 Aug 2022 248th mrmena 🇦🇺 392 250 14ms 3 Sep 2021 249th realicraft 390 251 11ms 21 Mar 2022 249th TheZappie 390 251 12ms 9 Apr 2022 249th hellwue 390 251 11ms 22 Nov 2023 249th robbertvz 390 251 10ms 9 days ago 253rd camieac 🇬🇧 389 252 12ms 12 Jul 2023 254th aglahir1 387 253 10ms 23 Feb 2022 254th diquah 387 253 15ms 1 Nov 2023 256th jhpaques 🇫🇷 386 254 14ms 27 Jul 2022 257th hymanimy 384 255 11ms 26 Aug 2021 258th klixel 🇨🇦 378 259 12ms 19 Jun 2025 259th sbyrne51 374 262 13ms 2 Oct 2022 259th CheeseCake628 🇳🇴 374 262 23ms 19 Mar 2023 259th luuumine 🇫🇷 374 262 11ms 16 Oct 2025 262nd Saaxxx 373 263 10ms 30 Nov 2023 262nd strogor 373 263 10ms 9 Jun 2025 264th Trunksistor 🇫🇷 371 264 12ms 5 May 2022 265th osmith93 370 265 11ms 10 Jul 2022 265th rollershutter 370 265 10ms 21 Nov 2023 267th MiranDaniel 🇨🇿 366 268 17ms 2 Sep 2023 268th Lunik 364 269 13ms 7 Nov 2022 269th j-Ewan 362 271 14ms 2 Mar 2022 269th rustykitty 🇺🇸 362 271 11ms 31 Oct 2025 271st lhulinsky 360 272 13ms 28 Oct 2024 272nd CRHillman 359 273 11ms 16 Dec 2021 273rd Babafaba 356 275 17ms 25 days ago 274th ABC00012345 354 277 13ms 26 Nov 2024 275th Alban-Boissard 351 279 10ms 11 Jun 2025 276th cesarm4 350 280 11ms 5 May 2022 276th PotatoSaladOverlord 350 280 12ms 3 Jun 2023 276th Code-Coder-coder 350 280 14ms 14 Oct 2025 279th jfallon1997 349 281 15ms 16 Sep 2022 280th shibacho 🇯🇵 346 283 12ms 25 Mar 2022 280th joonaspu 346 283 14ms 3 Jun 2023 282nd joshmoody24 345 284 15ms 21 Mar 2022 283rd kacogg5 344 285 16ms 20 Sep 2022 283rd TheZwierzLF 🇵🇱 344 285 11ms 5 days ago 285th now4est 🇯🇵 341 287 10ms 21 Sep 2025 286th quasar098 340 288 14ms 29 Mar 2022 287th eiburns 339 289 11ms 24 Feb 2023 287th Vaekor 339 289 12ms 9 Jul 2023 289th dirckvdende 337 291 12ms 21 Jul 2025 290th Ralac07 🇦🇺 334 293 10ms 5 days ago 291st robin-scragg 329 298 10ms 19 Jun 2025 292nd WillowWispy 323 303 10ms 22 Mar 2025 292nd saturzay 323 303 14ms 18 Aug 2025 294th joe0400 313 313 16ms 7 Sep 2021 295th ESOrSomething 304 322 11ms 26 Sep 2025 296th lucasalavapena 302 324 14ms 15 Dec 2023 297th ComputerKWasTaken 🇺🇸 298 329 11ms 20 Jan 2025 297th osNiko 🇧🇷 298 329 12ms 23 Jul 2025 299th andre-de-lorde 288 340 10ms 1 Sep 2022 300th yashima 282 347 12ms 4 Nov 2024 First Prev 226–300 of 354 Next Last