The Tower of Hanoi hole will go live in approximately 6 hours. Why not try and solve it ahead of time?
Intersection 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 824th NickTheEASDude 🇺🇸 669 156 10ms 6 May 2024 827th edsrzf 🇳🇿 669 168 4ms 6 Oct 2024 828th stefangimmillaro 668 153 3,041ms 31 Oct 2024 828th emgordon154 668 153 3,141ms 24 Jul 2025 830th mdznr 668 199 105ms 14 Dec 2020 831st primo-ppcg 🇹🇭 667 56 38ms 16 Oct 2020 832nd MeWhenI 🇻🇦 667 193 165ms 29 Apr 2025 833rd KatieLG 🇬🇧 667 218 380ms 1 May 2024 834th Andre3582 665 157 11ms 6 Nov 2020 834th DrPiranoid 665 157 10ms 24 Sep 2022 834th Bodo171 665 157 17ms 27 Nov 2022 834th gthayden23 665 157 30ms 29 Oct 2023 838th UBKorkut 664 143 10ms 12 Mar 2021 838th olleicua 🇺🇸 664 143 10ms 3 Feb 2024 840th saito-ta 🇯🇵 664 238 1,255ms 4 Jul 2022 841st CaedenHarper 🇨🇦 664 265 371ms 3 Oct 2025 842nd LHLaurini 🇧🇷 663 203 2ms 30 Jun 2024 843rd cbrt-x 662 266 314ms 29 Sep 2021 844th Shanethegamer 🇺🇸 661 200 43ms 10 Sep 2024 845th CatsAreFluffy 661 231 59ms 12 Dec 2022 846th verticallity 661 254 182ms 6 Apr 2022 847th edsrzf 🇳🇿 660 155 3,214ms 25 Oct 2024 848th Omega65536 🇩🇪 660 158 10ms 7 Jan 2021 848th Bonjour27891 🇻🇳 660 158 10ms 13 Mar 2022 848th Tess2662 660 158 16ms 4 Mar 2023 848th jeff-at-tamer-dot-codes 🇺🇸 660 158 10ms 18 May 2023 848th Player01osu 660 158 10ms 29 Oct 2023 848th epic-programmer-guy 660 158 11ms 31 Dec 2023 848th robin-scragg 660 158 10ms 9 Oct 2025 855th janbehrens 🇩🇪 660 267 321ms 16 May 2023 856th primo-ppcg 🇹🇭 659 98 70ms 14 Oct 2020 857th emgordon154 659 139 5ms 30 Dec 2024 858th daveberlin 659 144 9ms 21 Oct 2023 859th KatieLG 🇬🇧 658 121 1,020ms 25 Apr 2021 860th janbehrens 🇩🇪 658 206 471ms 19 Jul 2022 861st Yewzir 🇧🇪 658 232 363ms 27 Jan 2024 862nd memmaptensor 🇹🇭 657 221 345ms 21 Jan 2022 863rd glesnick 656 159 10ms 15 Jul 2022 864th VictorChemin 🇫🇷 656 205 2ms 26 Nov 2021 864th pyrolitic 🇮🇪 656 205 2ms 26 Apr 2022 864th CatsAreFluffy 656 205 2ms 25 Jan 2023 867th JunkIce 655 137 584ms 3 Dec 2024 868th GrayJoKing 🇦🇺 655 171 136ms 24 Nov 2021 869th Shanethegamer 🇺🇸 654 140 4ms 14 Mar 2025 870th emgordon154 652 44 301ms 18 Sep 2025 871st vezzick 652 160 11ms 5 Mar 2021 871st roguh 🇬🇹 652 160 12ms 23 Jan 2024 871st rustykitty 🇺🇸 652 160 10ms 26 days ago 874th HumanoidCPU 650 138 537ms 1 Nov 2024 875th Maximizer02 649 166 12ms 30 Jul 2024 876th TRexOnGit 649 224 358ms 29 Nov 2024 877th ehulinsky 🇺🇸 648 161 29ms 15 Sep 2021 877th WillowWispy 648 161 10ms 14 Mar 2025 879th MeWhenI 🇻🇦 648 194 6ms 11 Oct 2023 880th boxjelly 647 208 2ms 17 Feb 2021 881st ryanlanegit 645 126 229ms 19 Jun 2022 882nd rak1507 🇬🇧 644 58 35ms 5 Nov 2021 882nd dpinchbe 644 58 36ms 6 Sep 2024 884th Marthe-CC 644 162 11ms 16 Oct 2022 884th Cynopolis 644 162 10ms 17 Oct 2023 886th AlephSquirrel 644 194 8ms 21 Oct 2024 887th MeWhenI 🇻🇦 644 213 34ms 7 Jun 2023 888th jared-hughes 644 288 13ms 6 Jul 2024 889th jgbaldwinbrown 641 210 2ms 29 Jun 2021 890th Adelzu 640 227 371ms 21 Nov 2021 890th joelgduggan 640 227 347ms 21 Nov 2021 892nd bwat2 640 275 308ms 21 Apr 2022 892nd crizin 🇰🇷 640 275 314ms 15 Sep 2023 894th stefangimmillaro 639 101 61ms 26 Dec 2024 895th CaedenHarper 🇨🇦 637 149 11ms 24 Aug 2025 896th Wildst 636 164 10ms 7 Jul 2023 896th jameswmccarty 636 164 12ms 28 Mar 2025 898th KrausRaus 🇺🇸 635 177 4ms 20 Jan 2022 899th DialFrost 🇸🇬 635 198 4ms 27 May 2025 900th warmCabin 635 212 2ms 15 Apr 2022 First Prev 826–900 of 1,284 Next Last