URL : https://www.hackerrank.com/challenges/collections-counter/problem A counter is a container that stores elements as dictionary keys, and their counts are stored as dictionary valu...

URL : https://www.hackerrank.com/challenges/write-a-function/problem An extra day is added to the calendar almost every four years as February 29, and the day is called a leap day...

URL : https://www.hackerrank.com/challenges/whats-your-name/problem You are given the firstname and lastname of a person on two different lines. Your task is to read them and print the...

URL : https://www.hackerrank.com/challenges/the-minion-game/problem Kevin and Stuart want to play the ‘The Minion Game’. Game Rules Both players are given the same...

URL : https://www.hackerrank.com/challenges/text-wrap/problem You are given a string s and width w. Your task is to wrap the string into a paragraph of width w. Input Forma...

URL : https://www.hackerrank.com/challenges/text-alignment/problem In Python, a string of text can be aligned left, right and center. .ljust(width) This method returns a l...

URL : https://www.hackerrank.com/challenges/string-validators/problem Python has built-in string validation methods for basic data. It can check if a string is composed of alphabetical...

URL : https://www.hackerrank.com/challenges/python-string-split-and-join/problem In Python, a string can be split on a delimiter. Example: >>> a = "this is a str...

URL : https://www.hackerrank.com/challenges/python-string-formatting/problem Given an integer, n, print the following values for each integer i from 1 to n: ...

URL https://www.hackerrank.com/challenges/py-set-add/problem Task Apply your knowledge of the .add() operation to help your friend Rupal. Rupal has a huge collection of countr...