The Tower of Hanoi hole will go live in approximately 9 hours. Why not try and solve it ahead of time?
Leap Years 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 817th Gaddy 🇫🇷 881 62 319ms 2 May 2022 817th Romain-1 🇫🇷 881 62 316ms 3 May 2022 817th AdrienHache 🇫🇷 881 62 317ms 6 Jun 2023 817th jwonagel 881 62 315ms 25 Sep 2023 817th Babafaba 881 62 343ms 15 Oct 2025 831st Wanderkind 🇰🇷 881 71 458ms 9 Jan 2023 832nd emplv 🇱🇻 880 55 104ms 26 Oct 2022 832nd voytxt 🇨🇿 880 55 102ms 1 Jan 2023 832nd stefangimmillaro 880 55 102ms 20 Jun 2023 832nd mulmul9 🇭🇺 880 55 103ms 8 Sep 2023 836th voytxt 🇨🇿 879 35 981ms 16 May 2022 836th lynn 879 35 886ms 1 Jun 2022 836th emgordon154 879 35 957ms 5 Oct 2025 839th sean-niemann 🇺🇸 879 48 2ms 29 Oct 2022 839th Lydxn 🇨🇦 879 48 2ms 30 Oct 2022 839th inventshah 879 48 2ms 30 Oct 2022 839th MeWhenI 🇻🇦 879 48 2ms 2 Nov 2022 839th Steffan153 🇫🇮 879 48 2ms 26 Dec 2022 839th DialFrost 🇸🇬 879 48 2ms 8 Nov 2023 839th dokutan 879 48 2ms 25 Sep 2024 846th GrayJoKing 🇦🇺 879 57 6ms 16 Jul 2023 847th DialFrost 🇸🇬 879 109 433ms 7 Mar 2025 847th MeWhenI 🇻🇦 879 109 426ms 28 Mar 2025 849th sean-niemann 🇺🇸 877 47 115ms 20 Mar 2022 849th MeWhenI 🇻🇦 877 47 103ms 10 Oct 2022 849th Steffan153 🇫🇮 877 47 97ms 9 Feb 2023 849th DialFrost 🇸🇬 877 47 98ms 8 Nov 2023 849th dokutan 877 47 104ms 25 Sep 2024 854th inventshah 877 50 2ms 9 Sep 2022 854th janbehrens 🇩🇪 877 50 2ms 14 Sep 2022 856th Re-Adventures 🇮🇳 877 81 50ms 2 Jan 2022 856th Betuaredead 877 81 51ms 4 Jan 2023 856th aksyristos 877 81 51ms 30 Jan 2023 856th CatsAreFluffy 877 81 55ms 19 Feb 2023 856th namcartoon06 877 81 49ms 30 Jun 2023 856th Herbert00709 🇵🇱 877 81 52ms 17 Nov 2023 856th HumanoidCPU 877 81 53ms 19 Feb 2024 863rd MeWhenI 🇻🇦 876 46 5ms 31 Dec 2024 864th JayXon 🇺🇸 876 121 1,530ms 15 Sep 2025 865th Steffan153 🇫🇮 875 39 67ms 26 Dec 2022 865th Alessandro-Balconi 🇮🇹 875 39 66ms 26 Dec 2022 867th Yewzir 🇧🇪 875 55 3ms 29 Mar 2024 868th somebody1234 874 26 113ms 5 Dec 2018 868th AlexDaniel 🇪🇪 874 26 103ms 5 Apr 2020 870th 4hg 🇺🇸 874 45 70ms 13 Sep 2023 870th chunes3 🇺🇸 874 45 76ms 13 Sep 2023 870th Bubbler-4 874 45 68ms 13 Sep 2023 870th Steffan153 🇫🇮 874 45 65ms 13 Sep 2023 870th GolfingSuccess 🇬🇷 874 45 68ms 28 Sep 2023 870th Lydxn 🇨🇦 874 45 66ms 28 Sep 2023 870th Yewzir 🇧🇪 874 45 66ms 5 Mar 2024 877th nwellnhof 🇩🇪 874 88 255ms 3 Sep 2020 877th MeWhenI 🇻🇦 874 88 257ms 9 Feb 2023 877th sean-niemann 🇺🇸 874 88 257ms 17 Jun 2023 877th fuzzylojik-golf 🇺🇸 874 88 262ms 15 Jul 2025 881st oparisblue 873 46 8ms 24 Mar 2019 881st mrxz 🇳🇱 873 46 9ms 23 Jun 2019 881st alexkunin 873 46 9ms 3 Jul 2019 881st EFHIII 873 46 9ms 16 Aug 2020 881st yzhs 🇩🇪 873 46 12ms 20 Aug 2020 881st hyvyys 873 46 9ms 18 Sep 2020 881st bastienvoirin 🇫🇷 873 46 9ms 28 Nov 2020 881st Re-Adventures 🇮🇳 873 46 9ms 25 Mar 2021 881st PGPereira 873 46 8ms 27 Mar 2021 881st con-cs 873 46 9ms 18 Oct 2021 881st ledietz 873 46 9ms 16 Feb 2022 881st zakariamouhid 873 46 9ms 20 May 2023 881st adriweb 🇫🇷 873 46 9ms 28 Aug 2023 881st stellartux 873 46 9ms 27 Dec 2023 881st itserasmus 873 46 9ms 26 Jan 2024 881st HumanoidCPU 873 46 9ms 19 Feb 2024 881st rollershutter 873 46 8ms 4 Jul 2024 881st deancureton 873 46 8ms 29 Dec 2024 881st duckyluuk 🇳🇱 873 46 9ms 22 Jan 2025 881st acer-xq 873 46 9ms 4 Feb 2025 First Prev 826–900 of 4,710 Next Last