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 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 526th yuchuehw 381 363 358ms 4 Jan 2024 527th MeWhenI 🇻🇦 381 729 655ms 9 Feb 2025 528th bastienvoirin 🇫🇷 379 246 10ms 30 Nov 2020 529th LucaArgentiUCF 🇮🇹 378 476 51ms 25 Jan 2021 530th neihousaigaai 377 289 9ms 15 Mar 2021 531st IISResetMe 376 255 233ms 8 Jul 2024 532nd Blendi-Goose 376 393 2ms 5 Oct 2025 533rd jgbaldwinbrown 376 429 302ms 9 Jul 2021 534th ian-h-chamberlain 🇺🇸 376 453 224ms 4 Aug 2022 535th yokasuretsu 372 196 129ms 4 May 2018 536th petar-donchev 371 251 9ms 7 Sep 2019 537th ForkKILLET 🇨🇳 371 294 9ms 21 Feb 2021 537th CaedenHarper 🇨🇦 371 294 9ms 21 days ago 539th Natanaelel 🇸🇪 370 304 3ms 23 Jun 2023 540th jerrandolph 370 436 293ms 3 Nov 2023 541st Yewzir 🇧🇪 369 467 1,895ms 7 May 2024 542nd CallanMcNulty 368 296 10ms 20 Mar 2022 543rd LukeBridges 🇬🇧 367 297 9ms 20 Aug 2024 544th Yewzir 🇧🇪 366 255 13ms 19 May 2023 544th Babafaba 366 255 17ms 17 days ago 546th tomh1012 366 298 11ms 14 Sep 2020 546th GeorgeStechman 🇬🇧 366 298 10ms 20 Nov 2022 548th BuBuaBu 366 404 2ms 30 Aug 2023 549th LSWdigital 365 397 25ms 15 Dec 2021 550th 0xjac 🇨🇭 365 442 277ms 9 Jun 2025 551st tobeannouncd 364 491 143ms 29 Apr 2024 552nd pandapawskat 362 333 2ms 2 Sep 2021 553rd strattonwhisler 361 302 11ms 22 Apr 2022 554th Kees-van-Beilen 360 303 9ms 14 May 2023 555th Bonjour27891 🇻🇳 359 260 12ms 10 Apr 2022 556th marcin7Cd 359 431 8ms 5 Apr 2021 557th Babafaba 357 242 520ms 17 days ago 558th ImpressedByRocks 357 261 14ms 19 Sep 2022 559th neihousaigaai 357 388 339ms 18 May 2021 560th InigoK 🇺🇸 356 262 9ms 15 Jun 2023 561st junkondo-jp 355 307 9ms 11 Jun 2024 562nd msbranicky 355 401 2ms 14 Oct 2023 563rd EnviloN 🇨🇿 354 263 10ms 20 Oct 2024 563rd JunkIce 354 263 17ms 12 Feb 2025 565th msbranicky 353 264 16ms 3 Jul 2023 566th omurakazuaki 🇯🇵 352 310 10ms 13 Feb 2021 566th eranws 352 310 10ms 24 Oct 2022 568th msbranicky 352 458 285ms 31 Aug 2023 569th smclaughlin-cf 349 312 9ms 15 Apr 2025 570th gotbadger 348 231 36ms 21 Nov 2024 571st fgrosshans 🇫🇷 348 268 12ms 9 Jul 2024 572nd ericlangedijk 🇸🇮 348 306 370ms 18 Mar 2022 573rd yokasuretsu 347 269 10ms 19 Apr 2018 574th MeWhenI 🇻🇦 346 273 145ms 3 Aug 2024 575th pandapawskat 346 306 3ms 27 Aug 2021 576th lukasmoellerch 345 316 9ms 15 Jul 2019 576th 1231234md5 🇨🇳 345 316 9ms 29 Jan 2024 578th nullie 343 272 10ms 9 Jun 2022 579th mintypython 342 319 9ms 19 Oct 2018 580th blaztoma 🇱🇹 341 201 3ms 22 Oct 2025 581st dokutan 340 278 122ms 21 Aug 2024 582nd KatieLG 🇬🇧 339 673 3ms 24 Sep 2022 583rd dokutan 338 902 11ms 24 Dec 2024 584th jahakari 337 316 356ms 21 Nov 2021 585th gnlow 🇰🇷 336 324 10ms 25 Apr 2020 586th eshilo-draper 334 279 11ms 21 Sep 2022 586th Ythaenagor 334 279 10ms 5 Aug 2024 588th Florian-Mt 334 326 9ms 13 Nov 2023 589th graft 333 242 34ms 11 Mar 2018 590th geofft 333 280 10ms 14 Dec 2020 591st titpetric 333 484 277ms 20 Apr 2020 592nd Re-Adventures 🇮🇳 332 281 10ms 10 Oct 2020 593rd luuumine 🇫🇷 331 282 10ms 27 Oct 2025 594th yokasuretsu 330 244 35ms 19 Apr 2018 595th juliansiebert 🇩🇪 330 290 306ms 15 Jun 2025 596th dokutan 330 427 85ms 13 Sep 2025 597th labster 329 344 4ms 10 Mar 2018 598th JunkIce 328 263 475ms 12 Feb 2025 599th neihousaigaai 327 285 9ms 27 Dec 2021 600th pg98 327 333 9ms 5 Sep 2019 First Prev 526–600 of 968 Next Last
