The Tower of Hanoi hole will go live in approximately 29 hours. Why not try and solve it ahead of time?
Happy Numbers in Python 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 369th AbhilashaTandon 620 100 17ms 22 Sep 2023 369th JakeDaCake36 620 100 21ms 20 Feb 2024 378th ianpoe 614 101 17ms 30 Apr 2020 378th brian6liu 614 101 17ms 9 May 2020 378th martinnorling 🇸🇪 614 101 24ms 2 Feb 2022 378th Stockoh 🇫🇷 614 101 18ms 26 Apr 2024 382nd michael-celani 608 102 11ms 30 Dec 2017 382nd knutae 🇳🇴 608 102 25ms 6 Dec 2021 382nd za3k 608 102 11ms 9 Oct 2022 382nd CatsAreFluffy 608 102 9ms 12 Dec 2022 386th jhunterkohler 602 103 18ms 20 May 2021 386th rollsroyce0 602 103 16ms 8 Jul 2025 388th PFischbeck 596 104 19ms 2 Jan 2018 388th fynnkroeger 596 104 18ms 8 Feb 2021 388th feherd 596 104 17ms 30 Aug 2021 388th amollberg 🇸🇪 596 104 18ms 29 Jan 2022 388th no53488 596 104 10ms 5 Dec 2022 388th Wildst 596 104 11ms 7 Jul 2023 388th FCORMERAIS 596 104 11ms 7 Mar 2024 395th lrustand 590 105 14ms 15 Jan 2018 395th djtuBIG-MaliceX 590 105 16ms 30 Jan 2018 395th Faweks1 590 105 16ms 1 Aug 2018 395th SupImDos 590 105 10ms 10 Nov 2020 395th dillon-duncando 590 105 16ms 1 Dec 2021 395th Ch3ngL0rd 590 105 13ms 16 Jan 2024 395th jamesthekee 590 105 10ms 25 Jan 2025 395th kistlerf 🇨🇭 590 105 17ms 16 May 2025 403rd dave-ck 585 106 10ms 3 Mar 2018 403rd RyanCarrusca 585 106 9ms 21 Feb 2019 403rd oriphi 585 106 55ms 17 Jun 2019 403rd evanrittner 585 106 17ms 12 Jan 2020 403rd oAsAo 585 106 30ms 21 Jan 2020 403rd hymanimy 585 106 24ms 11 Aug 2021 403rd eshilo-draper 585 106 16ms 18 Nov 2022 403rd ZoeMcG 585 106 10ms 8 Jan 2023 403rd mathisfun271 585 106 97ms 13 Feb 2024 403rd Ythaenagor 585 106 20ms 5 Aug 2024 413th stordev 579 107 17ms 26 Feb 2021 413th KrausRaus 🇺🇸 579 107 11ms 15 Apr 2021 413th petroselo 579 107 16ms 29 Dec 2021 413th jumelet 🇳🇱 579 107 25ms 13 Dec 2022 413th jameswmccarty 579 107 17ms 11 Jul 2024 413th PyryL 🇫🇮 579 107 16ms 15 Mar 2025 413th kbeat 🇰🇿 579 107 16ms 21 May 2025 420th 05st 574 108 16ms 14 Feb 2022 420th CameronGBell 574 108 10ms 7 Mar 2022 420th SniperSmiley 🇺🇸 574 108 16ms 29 Jun 2022 420th dtaylor0 574 108 16ms 25 Dec 2022 420th sultan 574 108 11ms 2 Apr 2024 420th jfallon1997 574 108 16ms 16 May 2024 420th 40fied4t 574 108 9ms 21 May 2025 427th tkwa 569 109 17ms 5 Dec 2018 427th Bodo171 569 109 15ms 24 Nov 2022 427th DaCuteRaccoon 569 109 10ms 30 Nov 2022 427th jagannathhari 569 109 17ms 21 Oct 2023 427th ian-h-chamberlain 🇺🇸 569 109 17ms 16 Oct 2025 432nd ValNyz 564 110 22ms 20 Apr 2018 432nd hyvyys 564 110 11ms 16 Sep 2020 432nd vodker1 564 110 17ms 8 Mar 2022 432nd berdzi 564 110 10ms 15 Mar 2022 432nd VictorFordham 564 110 17ms 12 Oct 2023 432nd NanduBC 564 110 17ms 7 Sep 2024 438th ArturLange 559 111 10ms 5 Sep 2018 438th adesanjo 559 111 17ms 8 Jun 2019 438th vonKrafft 559 111 10ms 26 Mar 2020 438th TinyTheBrontosaurus 559 111 11ms 4 Dec 2023 438th Artemis21 🇬🇧 559 111 16ms 2 Jan 2025 438th 123mjb 559 111 10ms 26 Jun 2025 444th boxjelly 554 112 11ms 10 Jan 2021 444th Pena86 554 112 11ms 18 Feb 2021 444th Kasci 554 112 71ms 28 Dec 2021 444th Omega65536 🇩🇪 554 112 10ms 29 Nov 2022 444th epic-programmer-guy 554 112 17ms 26 Dec 2023 449th nkansal96 549 113 18ms 21 May 2019 449th TobyBoyne 🇬🇧 549 113 18ms 1 Jun 2019 First Prev 376–450 of 699 Next Last
