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Rotate by 90 Degree
Rotate by 90 Degree Problem Statement Given a square matrix of size N x N . The task is to rotate it by 90 degrees in anti-clockwise direction w…
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Search in a Matrix
Search in a Matrix Problem Statement Given a matrix mat[][] of size N x M , where every row and column is sorted in increasing order, and a num…
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Roman to Integer
Roman to Integer Problem Statement Given a string in roman no format(s) your task is to convert it to an integer. Various symbols and their valu…
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Palindrome String
Palindrome String Problem Statement Given a string S , check if it is palindrome or not. Example 1 Input : S = "abba" Outpu…
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