Last Updated: 17 Mar, 2018
Idempotent Matrix
Easy
Asked in companies
Given a N * N matrix and the task is to check matrix is idempotent matrix or not.
See the sample input.
Idempotent matrix M follows the following property :
M*M = M
Input format :
Line 1 : Size N of the matrix
Line 2 to N + 1 : NXN elements of the matrix
Output Format :
true or false
Constraints :
1 <= N <= 10^3
