Given a Binary Tree of 'N' nodes, find and print a list containing the sums of all the diagonals. When calculating the sum of each diagonal, consider the diagonals from right to left.

Given an undirected graph of V vertices and E edges. Your task is to find all the bridges in the given u...

Given a string S, remove consecutive duplicates from it recursively.

Input Format :

String S

Output Format :

Output string