Given a text and a wildcard pattern of size N and M respectively, implement a wildcard pattern matching algorithm that finds if the wildcard pattern is matched...

Given two strings, 'S' and 'T' with lengths 'M' and 'N', find the length of the 'Longest Common Subsequence'.

Given a binary tree. Print the Left View of the Tree.

Example :

If the input tree is as depicted in the picture: 

Ninja wants to travel from his house to a given destination, which is ‘X’ miles from his hou...

You are given a string ‘str’. You need to find out whether the string is a K-Palindrome or not.

A string is called a K-Palindrome if, after removing at mos...