Q1.Next smaller Palindrome You are given a number 'N' in the form of a string 'S', which is a palindrome. You need to find the greatest number ... read more
Q2.Rotting Oranges You have been given a grid containing some oranges. Each cell of this grid has one of the three integers values: Value 0 - r... read more
Q3.BFS in Graph You are given an undirected and disconnected graph G(V, E) having V vertices numbered from 0 to V-1 and E edges. Your task is t... read more