# Tag Archives: Bitwise-OR

Given an array of strings arr[]. The task is to find the count of unordered pairs of strings (arr[i], arr[j]), which in concatenation includes each… Read More
Given an array arr[] of N integers, the task is to count the pairs of indices (i, j) such that 0 ≤ i < j… Read More
Given an array arr[] of binary strings, the task is to calculate the bitwise OR of all of these strings and print the resultant string.Examples:  … Read More
Given a NxN matrix, the task is to find the sum of bit-wise OR of all of its rectangular sub-matrices.Examples:   Input : arr[][] = {{1,… Read More
Given an array arr[] and an integer K, the task is to count the number of sub-arrays having bitwise OR ≥ K. Examples: Input: arr[]… Read More
Given an array[] of N positive integers and M queries. Each query consists of two integers L and R represented by a range. For each… Read More
Give an array of positive integers. The task is to find the total sum after performing the bitwise OR operation on all the sub-arrays of… Read More
Given an array of positive integers. The task is to find the size of the smallest subset such that the Bitwise OR of that set… Read More
Given an array A[] of size N. The task is to find how many pair(i, j) exists such that A[i] OR A[j] is odd.Examples:   Input… Read More
Given two binary numbers strings and of length . Find the number of ways of swapping two bits in s1(only s1 not s2) so that bit-wise OR of… Read More
Given an array of n elements. The task is to print the maximum sum by selecting two subsequences of the array (not necessarily different) such… Read More
Suppose a variable x can have only two possible values a and b, and you wish to assign to x the value other than its… Read More
Given an array arr[] containing N numbers. The task is to check whether the bitwise-OR of the given N numbers is even or odd. Examples: … Read More
Given an array A of non-negative integers, where . The task is to count number of distinct possible results obtained by taking the bitwise OR of… Read More
Given a number N, the task is to find the count of X such that N XOR X == N OR X, where 0<=X<=N Examples:   Input:… Read More