Coding Interview Questions

Problem Statement: You are given a 2D matrix of size n * m, you need to find the peak element. An element is a peak element if it is greater…

Problem Statement: You are given a 2D matrix of size n * n where all the elements are 0 or 1. They are sorted in ascending order. You need to…

Problem Statement: Given a 2D matrix of size n*n. You need to count the number of rows and columns whose sum equal to diagonal sum Example:…

Problem Statement: Given a matrix, you need to find the row with maximum 1s. Each rows are sorted Example: Input: 0 0 0 1 1 1 1 1 0 0 0 0 0 0…

Problem Statement: You are given a matrix. You need to find saddle point. A saddle point is an element in the matrix, is an element such that,…

Problem Statement: You are given a 2D (m * n) matrix. You need to find the majority element. A majority element is a number whose count is…

Problem Statement: You are given a 2D matrix of size [n * m]. You need to count all the rows in a matrix that are sorted in either increasing…

Problem Statement: You are given a 2D matrix of size n * m. You need to find all the common elements present in all rows. Example: Input: 1 2…

Problem Statement: You are given a matrix, you need to check if it is orthogonal or not. A matrix is considered as orthogonal, when we…

Problem Statement: You are given a 2D matrix of size m * n, you need to check if the sum of ith row and ith column are same. If the dimension…