hackerrank Solutions

itertools.product() This tool computes the cartesian product of input iterables. It is equivalent to nested for-loops. For example, product(A, B) re…

Problem: Consider the following problem: You are given a string s and an integer k. Split s into n/k subsegments where each subsegment contains k cha…

Kevin and Stuart want to play the ' The Minion Game '. Game Rules Both players are given the same string,S. Both players have to make substri…

You are asked to ensure that the first and last names of people begin with a capital letter in their passports. For example, alison heck should be ca…

You are given an integer,N. Your task is to print an alphabet rangoli of size N. (Rangoli is a form of Indian folk art based on creation of patterns.…

Given an integer,n, print the following values for each integer i from 1 to n: Decimal Octal Hexadecimal (capitalized) Binary Function Description Co…

Mr. Vincent works in a door mat manufacturing company. One day, he designed a new door mat with the following specifications: Mat size must be N X M.…

You are given a string S and width W. Your task is to wrap the string into a paragraph of width W. Function Description Complete the wrap function in…

In Python, a string of text can be aligned left, right and center. .ljust(width) This method returns a left aligned string of length width. >>&…

Python has built-in string validation methods for basic data. It can check if a string is composed of alphabetical characters, alphanumeric character…

Problem In this challenge, the user enters a string and a substring. You have to print the number of times that the substring occurs in the given str…

Problem We have seen that lists are mutable (they can be changed), and tuples are immutable (they cannot be changed). Let's try to understand thi…

Problem You are given the firstname and lastname of a person on two different lines. Your task is to read them and print the following: Hello fir…

In Python, a string can be split on a delimiter. Example: >>> a = "this is a string" >>> a = a.split(" ") # a …

You are given a string and your task is to swap cases. In other words, convert all lowercase letters to uppercase letters and vice versa. For Example…

Task Given an integer,n, and n space-separated integers as input, create a tuple,t, of those n integers. Then compute and print the result of hash(t)…

Consider a list (list = []). You can perform the following commands: insert i e: Insert integer e at position i. print: Print the list. remove e: Del…

The provided code stub will read in a dictionary containing key/value pairs of name:[marks] for a list of students. Print the average of the marks ar…

Given the names and grades for each student in a class of N students, store them in a nested list and print the name(s) of any student(s) having the …

Given the participants' score sheet for your University Sports Day, you are required to find the runner-up score. You are given n scores. Store t…