The Tower of Hanoi hole will go live in approximately 2 days. Why not try and solve it ahead of time?
Repeating Decimals 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 376th AlephSquirrel 523 202 17ms 1 Feb 2023 377th stefangimmillaro 522 396 727ms 9 Nov 2023 378th MeWhenI 🇻🇦 521 360 5ms 6 Aug 2023 379th jared-hughes 520 203 11ms 17 Feb 2023 379th neihousaigaai 520 203 10ms 13 Feb 2024 379th snydej 520 203 12ms 21 Nov 2024 382nd janbehrens 🇩🇪 517 351 2,291ms 7 Jul 2023 383rd duckyluuk 🇳🇱 515 195 667ms 26 Jun 2024 384th yzhs 🇩🇪 514 419 174ms 2 Jul 2023 385th OllieBoyne 🇬🇧 508 208 10ms 4 Feb 2023 386th snoozingnewt 🇺🇸 507 282 84ms 27 Sep 2025 387th CaedenHarper 🇨🇦 506 174 817ms 21 days ago 388th shaunjc 506 249 4ms 17 Feb 2023 389th KatieLG 🇬🇧 505 199 489ms 19 Apr 2025 390th MeWhenI 🇻🇦 504 380 44ms 4 Sep 2024 391st klixel 🇨🇦 503 210 9ms 18 Jul 2025 391st InigoK 🇺🇸 503 210 19ms 6 Sep 2025 393rd MeWhenI 🇻🇦 502 404 47ms 29 Apr 2025 394th codewrite 🇬🇧 500 211 10ms 27 Jun 2025 395th knutae 🇳🇴 498 212 17ms 13 Nov 2023 396th Shanethegamer 🇺🇸 496 118 8ms 7 Feb 2023 397th elgan65536 496 213 10ms 9 Nov 2024 397th sciencejiho 496 213 10ms 11 Feb 2025 399th yzhs 🇩🇪 493 214 10ms 22 Jun 2023 399th CutSandstone 493 214 10ms 7 Jul 2024 399th croc54 493 214 10ms 30 Jan 2025 402nd inverseLorentz 🇦🇺 491 215 11ms 19 Oct 2023 403rd MeWhenI 🇻🇦 491 429 37ms 6 Jun 2023 404th guilhem-roy 🇫🇷 489 216 11ms 6 Feb 2023 405th quimey 487 217 11ms 16 Mar 2023 405th BREMAUCY 🇫🇷 487 217 15ms 19 Mar 2024 405th albanian-laundromat 487 217 11ms 14 Sep 2025 408th janbehrens 🇩🇪 487 316 2ms 7 Jul 2023 409th CatsAreFluffy 483 319 2ms 11 Feb 2023 410th albanian-laundromat 478 210 655ms 4 Aug 2025 411th galloj 🇨🇿 476 222 10ms 1 Feb 2023 411th TobyBoyne 🇬🇧 476 222 11ms 2 Feb 2023 411th Bulmenisaurus 476 222 12ms 8 Sep 2025 414th aksyristos 474 223 10ms 6 Feb 2023 415th aksyristos 471 385 2,421ms 16 Feb 2023 416th rifatx 471 429 256ms 10 Sep 2024 417th coreynash 468 233 11ms 15 Feb 2024 418th KatieLG 🇬🇧 466 225 981ms 23 Jun 2024 419th oceko 466 389 2,385ms 13 Feb 2024 420th jmerle 🇳🇱 465 227 16ms 1 Feb 2023 421st Phil-RGOMEGA 462 282 2ms 30 Aug 2023 422nd trist224 🇫🇷 461 229 10ms 12 Aug 2024 423rd suwat513 459 230 10ms 16 Jun 2023 424th jatloe 455 232 10ms 20 Sep 2024 425th tigerdan2 🇩🇪 455 352 334ms 11 Jan 2025 426th MeWhenI 🇻🇦 454 129 32ms 16 Apr 2023 427th msbranicky 449 235 21ms 27 Aug 2023 428th snoozingnewt 🇺🇸 448 242 2ms 5 Sep 2025 429th albanian-laundromat 445 198 841ms 6 days ago 430th dokutan 445 239 287ms 9 Oct 2024 431st h3ra993huskp 🇯🇵 444 360 326ms 26 May 2024 432nd Natanaelel 🇸🇪 444 485 174ms 11 May 2025 433rd arctouch-cristiannevianna 443 391 363ms 3 Feb 2023 434th DialFrost 🇸🇬 441 241 555ms 15 Apr 2025 435th luuumine 🇫🇷 436 242 10ms 4 days ago 436th wuduculfre 435 243 12ms 22 Jul 2025 437th RDShah 431 245 12ms 3 Feb 2023 438th qwjhvbxi 429 246 10ms 24 Feb 2024 439th MeWhenI 🇻🇦 429 289 45ms 15 Aug 2024 440th retrohun 428 247 10ms 11 Mar 2023 440th AtengChen 428 247 9ms 8 Aug 2024 442nd JGDoerrer 428 551 224ms 28 Mar 2023 443rd msbranicky 427 235 532ms 16 Jan 2024 444th Kokusui 🇯🇵 423 298 4ms 26 Jul 2024 445th janbehrens 🇩🇪 423 849 28ms 2 Aug 2023 446th CedricGebistorf 421 251 12ms 5 May 2023 447th bac0id 417 435 2,456ms 11 Jan 2025 448th fgrosshans 🇫🇷 416 254 10ms 5 May 2023 449th celiendonze 🇨🇭 412 256 12ms 25 May 2023 449th nooberitess 412 256 10ms 8 Apr 2025 First Prev 376–450 of 529 Next Last