can you send me algorithm also please do fast time is not there for me only 2min is there please send me fast

Question ID 10664 H Title Find whether the given matrix is the Identity matrix, if not find the determinant of the matrix without using Numpy Input Format Description A row of the matrix Matrix values row by row Output Format To find the matrix is the identity matrix, it not find the determinant value 3 345 Test Cases Input 236 146 Test Cases Expected Output Determinantis: -17 2 23 Test Cases Input 2 Test Cases Expected Output Not a square matrix