The Calendar hole will go live in approximately 5 days. Why not try and solve it ahead of time?
Tower of Hanoi 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 Tower of Hanoi 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 Multitap Input NFA Simulator Numbrix Odd Polyomino Tiling p-adic Expansion Polygon Triangulations QR Encoder Quadratic Formula Semiprime Numbers Smooth Numbers Snake Sphenic Numbers Taxicab Numbers 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 Tower of Hanoi 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 Multitap Input NFA Simulator Numbrix Odd Polyomino Tiling p-adic Expansion Polygon Triangulations QR Encoder Quadratic Formula Semiprime Numbers Smooth Numbers Snake Sphenic Numbers Taxicab Numbers Turtle Tutorial # Golfer Points Chars Time Submitted 1st GolfingSuccess 🇬🇷 1,000 29 41ms 30 Oct 2025 1st ovs-code 🇩🇪 1,000 29 46ms 1 Nov 2025 1st blaztoma 🇱🇹 1,000 29 41ms 24 days ago 1st emgordon154 1,000 29 41ms 24 days ago 5th ovs-code 🇩🇪 980 33 4ms 1 Nov 2025 5th zacjl 980 33 3ms 26 days ago 7th pardouin 🇫🇷 967 30 46ms 25 days ago 7th edsrzf 🇳🇿 967 30 43ms 21 days ago 9th khvdm 967 51 21ms 30 Oct 2025 9th pardouin 🇫🇷 967 51 15ms 1 Nov 2025 9th Seek64 🇩🇪 967 51 11ms 17 Nov 2025 9th sunleonid 967 51 11ms 27 days ago 9th lukegustafson 🇺🇸 967 51 12ms 25 days ago 9th JayXon 🇺🇸 967 51 23ms 6 days ago 15th pardouin 🇫🇷 962 46 9ms 27 days ago 15th lukegustafson 🇺🇸 962 46 9ms 25 days ago 15th JayXon 🇺🇸 962 46 10ms 6 days ago 18th pardouin 🇫🇷 952 47 43ms 1 Nov 2025 18th radarek 🇵🇱 952 47 47ms 24 days ago 18th JayXon 🇺🇸 952 47 41ms 6 days ago 21st GrayJoKing 🇦🇺 951 39 4ms 21 days ago 22nd ovs-code 🇩🇪 951 41 34ms 28 Nov 2025 23rd pardouin 🇫🇷 950 50 358ms 1 Nov 2025 23rd JayXon 🇺🇸 950 50 399ms 6 days ago 25th CornerMercury 🇬🇧 948 52 12ms 7 days ago 26th saito-ta 🇯🇵 945 45 2ms 31 Oct 2025 27th JayXon 🇺🇸 945 46 137ms 6 days ago 28th sean-niemann 🇺🇸 944 45 354ms 5 days ago 28th JayXon 🇺🇸 944 45 329ms 5 days ago 30th bitsandbeyond 🇳🇱 941 51 261ms 31 Oct 2025 30th edsrzf 🇳🇿 941 51 743ms 27 days ago 30th pardouin 🇫🇷 941 51 745ms 25 days ago 30th pardouin 🇫🇷 941 51 225ms 25 days ago 30th xsot 🇸🇬 941 51 673ms 24 days ago 30th sean-niemann 🇺🇸 941 51 260ms 8 days ago 36th stefangimmillaro 939 65 2ms 31 Oct 2025 36th ovs-code 🇩🇪 939 65 2ms 31 Oct 2025 36th bitsandbeyond 🇳🇱 939 65 2ms 1 Nov 2025 36th GolfingSuccess 🇬🇷 939 65 2ms 3 Nov 2025 36th pardouin 🇫🇷 939 65 2ms 27 days ago 36th sean-niemann 🇺🇸 939 65 2ms 24 days ago 36th xsot 🇸🇬 939 65 2ms 24 days ago 36th lukegustafson 🇺🇸 939 65 2ms 24 days ago 36th rhdqor213 939 65 2ms 20 days ago 36th JayXon 🇺🇸 939 65 2ms 5 days ago 46th sean-niemann 🇺🇸 938 46 120ms 7 days ago 47th JayXon 🇺🇸 938 49 925ms 6 days ago 48th MeWhenI 🇻🇦 935 31 40ms 21 Nov 2025 49th saito-ta 🇯🇵 935 50 75ms 5 Nov 2025 50th rucin93 🇵🇱 935 51 3ms 30 Oct 2025 50th GolfingSuccess 🇬🇷 935 51 2ms 30 Oct 2025 50th sean-niemann 🇺🇸 935 51 3ms 30 Oct 2025 50th Mukundan314 935 51 3ms 23 Nov 2025 50th CaedenHarper 🇨🇦 935 51 3ms 27 days ago 50th edsrzf 🇳🇿 935 51 3ms 25 days ago 50th JayXon 🇺🇸 935 51 3ms 5 days ago 57th bitsandbeyond 🇳🇱 935 54 8ms 1 Nov 2025 57th GolfingSuccess 🇬🇷 935 54 7ms 3 Nov 2025 57th sean-niemann 🇺🇸 935 54 6ms 24 days ago 57th xsot 🇸🇬 935 54 7ms 24 days ago 61st canissimia 🇦🇶 934 49 565ms 17 Nov 2025 62nd xsot 🇸🇬 933 52 2ms 25 days ago 62nd sean-niemann 🇺🇸 933 52 2ms 24 days ago 64th CornerMercury 🇬🇧 931 51 427ms 7 days ago 65th kg583 🇺🇸 930 53 23ms 30 Oct 2025 65th hallvabo 🇳🇴 930 53 12ms 30 Oct 2025 65th ndren 930 53 12ms 27 days ago 65th sean-niemann 🇺🇸 930 53 14ms 24 days ago 69th sean-niemann 🇺🇸 930 54 83ms 24 days ago 69th JayXon 🇺🇸 930 54 102ms 4 days ago 71st 2bular 929 42 31ms 30 Oct 2025 72nd GolfingSuccess 🇬🇷 929 57 2ms 3 Nov 2025 72nd sean-niemann 🇺🇸 929 57 2ms 24 days ago 72nd JayXon 🇺🇸 929 57 2ms 4 days ago 75th JayXon 🇺🇸 927 53 99ms 6 days ago 75th sean-niemann 🇺🇸 927 53 113ms 5 days ago 77th stefangimmillaro 927 66 4,135ms 31 Oct 2025 77th sean-niemann 🇺🇸 927 66 2,506ms 5 days ago 77th JayXon 🇺🇸 927 66 2,659ms 5 days ago 80th pardouin 🇫🇷 925 47 123ms 27 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