The Tower of Hanoi hole will go live in approximately 23 mins. Why not try and solve it ahead of time?
Roman to Arabic 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 449th AlephSquirrel 784 37 116ms 6 Dec 2022 449th ovs-code 🇩🇪 784 37 105ms 16 May 2024 453rd melven 781 92 21ms 16 Oct 2025 453rd JOrE20 🇺🇸 781 92 504ms 7 days ago 455th MeWhenI 🇻🇦 781 117 147ms 17 Nov 2022 456th lynn 780 47 6ms 10 Jan 2022 457th MeWhenI 🇻🇦 779 100 16ms 28 May 2023 458th DialFrost 🇸🇬 779 129 56ms 5 Jun 2024 459th FlorianCassayre 🇫🇷 778 44 210ms 26 May 2024 460th DialFrost 🇸🇬 776 105 4ms 5 Jun 2024 460th MeWhenI 🇻🇦 776 105 4ms 5 Jul 2024 462nd MeWhenI 🇻🇦 775 303 43ms 21 Apr 2025 463rd GrayJoKing 🇦🇺 774 62 62ms 24 Feb 2022 463rd akshatj27 🇦🇶 774 62 61ms 5 Mar 2022 463rd scpchicken 🇵🇼 774 62 53ms 5 Mar 2022 463rd Irratix 🇳🇱 774 62 47ms 22 Mar 2022 463rd prplz 🇦🇺 774 62 53ms 8 Jun 2022 463rd Natanaelel 🇸🇪 774 62 57ms 16 Feb 2023 469th HETHAT 🇩🇿 773 93 20ms 22 Mar 2021 469th luuumine 🇫🇷 773 93 21ms 17 Oct 2025 471st wiz0u 773 101 376ms 18 Aug 2025 472nd CaedenHarper 🇨🇦 770 131 391ms 3 Oct 2025 472nd namelessiw 770 131 405ms 8 Oct 2025 474th dokutan 769 99 9ms 29 Apr 2025 475th Steffan153 🇫🇮 768 103 38ms 14 Feb 2024 476th michaelmoynihan 767 131 443ms 27 Aug 2025 477th DialFrost 🇸🇬 766 121 10ms 7 Nov 2023 478th Yewzir 🇧🇪 766 139 6ms 9 Jun 2024 479th dokutan 762 63 44ms 20 Apr 2025 480th snoozingnewt 🇺🇸 761 85 386ms 35 mins ago 481st MeWhenI 🇻🇦 759 118 519ms 4 Mar 2022 482nd CaedenHarper 🇨🇦 759 149 183ms 22 Aug 2025 483rd dcgjb 757 77 579ms 16 May 2024 484th Yewzir 🇧🇪 756 100 16ms 9 Jun 2024 485th primo-ppcg 🇹🇭 756 107 96ms 12 Feb 2022 486th CaedenHarper 🇨🇦 755 119 339ms 18 Aug 2025 487th m-tkach 🇺🇦 755 133 487ms 14 Aug 2023 488th CaedenHarper 🇨🇦 754 83 957ms 18 Aug 2025 489th MeWhenI 🇻🇦 754 101 39ms 1 Nov 2023 490th primo-ppcg 🇹🇭 753 130 108ms 14 Feb 2020 491st Yewzir 🇧🇪 752 213 1,640ms 16 days ago 492nd primo-ppcg 🇹🇭 750 104 347ms 10 Apr 2025 493rd btjones0 749 96 20ms 16 Jul 2022 494th MeWhenI 🇻🇦 749 108 63ms 30 Oct 2023 495th SirBogman 🇺🇸 748 49 6ms 16 Nov 2023 496th MarcMush 🇫🇷 748 79 981ms 11 Jan 2024 497th janbehrens 🇩🇪 747 78 825ms 3 Dec 2023 498th janbehrens 🇩🇪 747 105 2,777ms 18 May 2023 499th Steffan153 🇫🇮 746 59 196ms 25 Jan 2023 499th sean-niemann 🇺🇸 746 59 217ms 27 Apr 2024 501st dokutan 745 103 24ms 1 Jul 2024 502nd CaedenHarper 🇨🇦 744 39 92ms 26 Oct 2025 503rd xsot 🇸🇬 743 87 657ms 25 Jan 2024 504th primo-ppcg 🇹🇭 743 121 368ms 17 Apr 2022 505th Yewzir 🇧🇪 743 123 177ms 9 Jun 2024 505th CaedenHarper 🇨🇦 743 123 152ms 23 days ago 507th ovs-code 🇩🇪 742 46 35ms 6 Feb 2024 508th emgordon154 741 97 19ms 24 Sep 2024 509th cywong-amino 🇭🇰 741 102 34ms 1 Jul 2020 509th dokutan 741 102 14ms 20 Apr 2025 511th MeWhenI 🇻🇦 740 112 11ms 23 May 2023 512th 4hg 🇺🇸 739 65 52ms 25 Jan 2023 513th inventshah 739 85 11ms 15 Nov 2022 514th MeWhenI 🇻🇦 739 136 57ms 10 Apr 2024 515th Shanethegamer 🇺🇸 738 79 460ms 31 Oct 2023 516th sean-niemann 🇺🇸 736 106 417ms 31 Oct 2023 517th jared-hughes 736 245 131ms 6 Jul 2024 518th inventshah 735 88 589ms 22 Jan 2024 518th ovs-code 🇩🇪 735 88 473ms 27 Jan 2024 518th m-tkach 🇺🇦 735 88 391ms 31 Jan 2024 518th albanian-laundromat 735 88 402ms 9 Aug 2025 522nd janbehrens 🇩🇪 735 106 7ms 2 Jul 2023 522nd Shanethegamer 🇺🇸 735 106 7ms 2 Jul 2023 524th ETHproductions 🇺🇸 734 103 15ms 7 May 2018 524th thisishowmymindworks 🇳🇴 734 103 13ms 6 Aug 2020 First Prev 451–525 of 1,441 Next Last