The Tower of Hanoi hole will go live in approximately 2 days. Why not try and solve it ahead of time?
N Queens 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 300th Babafaba 629 157 53ms 25 Oct 2025 302nd Shanethegamer 🇺🇸 626 195 42ms 23 May 2024 303rd FortuiteMan 🇫🇷 625 121 73ms 26 hours ago 304th jtaxen 625 158 30ms 2 May 2024 305th MostParsingVex 623 142 4,928ms 19 Aug 2024 306th albanian-laundromat 623 146 776ms 22 days ago 307th Shanethegamer 🇺🇸 621 159 40ms 1 May 2024 307th jatloe 621 159 35ms 11 May 2024 309th DialFrost 🇸🇬 621 225 327ms 24 Sep 2025 310th elgan65536 620 211 171ms 2 May 2024 311th CaedenHarper 🇨🇦 619 147 615ms 24 Jul 2025 312th Lv0Sys 🇵🇱 617 151 11ms 19 Jun 2025 313th GolfingSuccess 🇬🇷 617 160 61ms 1 May 2024 313th mathisfun271 617 160 53ms 3 Oct 2024 315th DialFrost 🇸🇬 616 139 106ms 19 Jun 2025 316th MostParsingVex 615 148 940ms 17 Aug 2024 317th CatsAreFluffy 615 165 365ms 30 Oct 2025 318th annaproxy 613 161 45ms 7 May 2024 319th lifthrasiir 🇰🇷 612 67 11ms 30 Nov 2024 320th commandblockguy 🇺🇸 610 149 606ms 1 Sep 2025 321st yuchuehw 610 162 32ms 13 May 2024 321st Flekay 🇩🇪 610 162 32ms 11 Jul 2025 323rd MostParsingVex 610 229 3,077ms 24 Jul 2024 324th YAJUE114514 606 163 12ms 24 Aug 2025 325th a6166231 🇨🇳 605 154 11ms 18 Jun 2025 326th KatieLG 🇬🇧 600 126 61ms 8 May 2025 327th madeforlosers 600 226 46ms 11 Apr 2025 328th snoozingnewt 🇺🇸 598 152 676ms 7 days ago 329th MeWhenI 🇻🇦 596 220 210ms 6 May 2024 330th emgordon154 595 153 798ms 9 Apr 2025 331st HumanoidCPU 595 166 30ms 30 Oct 2024 331st FortuiteMan 🇫🇷 595 166 30ms 26 hours ago 333rd olleicua 🇺🇸 593 157 12ms 24 Oct 2024 334th roguh 🇬🇹 592 187 13ms 14 Oct 2024 335th scpchicken 🇵🇼 591 167 42ms 7 May 2024 336th MostParsingVex 591 193 3,145ms 11 Nov 2024 337th targrik 590 195 44ms 9 hours ago 338th MostParsingVex 588 280 3,257ms 16 Jan 2025 339th Babafaba 587 155 616ms 25 Oct 2025 340th dokutan 586 142 1,096ms 23 Apr 2025 341st alemelis 584 117 956ms 6 Oct 2024 342nd aksyristos 584 169 29ms 1 Sep 2024 343rd KatieLG 🇬🇧 583 156 567ms 8 Apr 2025 344th weliveinhell 🇭🇹 582 160 10ms 20 May 2024 345th Shanethegamer 🇺🇸 579 157 651ms 1 May 2024 346th varhammer 🇷🇺 579 218 51ms 28 May 2024 347th CaedenHarper 🇨🇦 579 249 252ms 15 days ago 348th msbranicky 578 171 41ms 1 May 2024 349th MostParsingVex 577 176 3ms 16 Oct 2024 350th madeforlosers 571 163 10ms 11 Apr 2025 351st yzhs 🇩🇪 571 173 12ms 5 May 2024 351st MarcMush 🇫🇷 571 173 40ms 23 Nov 2024 353rd Emutis 🇱🇹 568 174 17ms 18 Sep 2025 354th hellwue 564 175 30ms 24 Jul 2024 354th wh3n3v3r 🇨🇿 564 175 38ms 12 Nov 2024 356th elgan65536 561 176 21ms 2 May 2024 356th RaBa21 🇭🇺 561 176 96ms 1 Aug 2025 358th jmerle 🇳🇱 558 177 43ms 6 Jul 2024 358th croc54 558 177 12ms 15 Dec 2024 360th mousetail 🇳🇱 555 178 18ms 2 May 2024 361st kistlerf 🇨🇭 552 179 40ms 30 May 2025 362nd HumanoidCPU 551 165 732ms 30 Oct 2024 363rd targrik 551 169 12ms 21 Mar 2025 364th SB-945 549 180 44ms 2 May 2024 365th akamayu-ouo 🇹🇼 547 75 4ms 12 Jul 2024 366th retrohun 546 181 69ms 1 May 2024 366th 77Tigers 546 181 59ms 17 May 2024 368th stefangimmillaro 546 264 258ms 29 May 2025 369th UnderKoen 🇳🇱 546 278 3,624ms 6 May 2024 370th dokutan 544 139 120ms 23 Apr 2025 371st nstearns96 🇬🇧 540 183 38ms 22 Aug 2024 372nd emgordon154 538 173 1,090ms 29 Nov 2024 373rd Natanaelel 🇸🇪 537 184 77ms 3 May 2024 374th firegene 🇮🇪 534 185 18ms 25 May 2024 374th guilhem-roy 🇫🇷 534 185 18ms 30 May 2025 First Prev 301–375 of 1,006 Next Last