You have been given an Encrypted String where repetitions of substrings are represented as substring followed by the count of substrings.

Exam...

You have been given an undirected graph with 'N' vertices and 'M' edges. The vertices are labelled from 1 to 'N'.

Your task is to find if the graph contains a cycle or not.

You are given an array/list ‘ARR’ consisting of ‘N’ distinct integers arranged in ascending order. You are also given an integer ‘TARGET’. Your task is to count all the ...

You are given a number 'N' in the form of a string 'S', which is a palindrome. You need to find the greatest number strictly less than 'N' which is also a palindrome.

Note:

You have been given two Strings “STR1” and “STR2” of characters. Your task is to find the length of the longest common subsequence.

You have been given a binary tree of integers. Your task is to print the boundary nodes of this binary tree in an Anti-Clockwise direction starting from the root node.

You have been given an integer array/list(ARR) of size 'N'. It only contains 0s, 1s and 2s. Write a solution to sort this array/list.

Note :