You are asked to write a php program that multiplies a matrix with a vector. The data

You are asked to write a php program that multiplies a matrix with a vector. The data
for matrix and vector are to be read from data files. The content of the files are as
follows.
Matrix.dat vector.dat
N M (matrix size: Rows and Columns) M (number of rows)
Exactly N lines of data, each with M columns M lines of data
0 0 End of data 0 0 end of data
Example:
Matrix.dat Vector.dat
4 3 3
2 3 5 10
-4 5 1 5
10 20 1 1
1 2 5 00
0 0 0