Problem Statement In this problem we have to do XOR Operation in an Array of size n in which each element is equal to (start + 2*i) where i is the index of the element (0-indexed) and value of start is given. We have to return the bitwise XOR of …
Problem Statement In ” Three Consecutive Odds ” problem we have been given an array and we have to check if there are three consecutive odd numbers in the array present or not. If it is present then we have to return true or else we will return false. Example …
Problem Statement In this problem we are given a number and we have to check whether it is an ugly number or not. Given that ugly numbers are positive numbers whose prime factors only include 2, 3, 5. Also 1 is typically treated as an ugly number. Example 6 true …
Problem Statement In Max Consecutive Ones problem a binary array is given. We have to find the maximum number of consecutive ones present in the given array. The input array will only contain 0 and 1. Example [1,1,0,1,1,1] 3 Explanation: The first two digits or the last three digits are …
Problem Statement In this problem there are houses in a street and House robber has to rob these houses. But the problem is that he can’t rob more than one house successively i.e which are adjacent to each other. Given a list of non-negative integers representing the amount of money …
Problem Statement The problem is to check whether a number is happy number or not. A number is said to be happy number if replacing the number by the sum of the squares of its digits, and repeating the process makes the number equal to 1. if it does not …
Problem statement In the problem ” Sort Array By Parity II,” we are given a parity array where all the elements are positive integers. The array contains an even number of elements. The array contains an equal number of even and odd elements. Our task is to rearrange the elements …
In the problem “Valid Anagrams” we have given two strings str1 and str2. Find out that both the strings are anagrams or not. If they are anagrams return true else return false. Example Input: str1 = “abcbac” str2 = “aabbcc” Output: true Explanation: Since str2 can be formed by rearranging …
In problem “count pair with given sum” we have given an integer array[] and another number say ‘sum’, you have to determine whether any of the two elements in a given array has a sum equal to “sum”. Example Input: arr []={1,3,4,6,7} and sum = 9. Output: “ Elements found …
Suppose we have an input of array with “x” number of elements. We have given a problem that we have to find the deletions operations, which should be the minimum that is required to make an equal array i.e., the array will consist of equal elements. Example Input: [1, 1, …