#include <stdio.h>
#include <stdlib.h>

//Write the prototypes of the functions vecread,matread,matprintt,vecprintt,vecprintf,matvecm here

int main()
{
int m,n,p,k,flag;
double **A,*X,*B;

/*Call "matread" here. After call to matread, elements of matrix are stored
 * in a 2-D array like variable A and m,n contain the row,column dim. of matrix
 */ 

//Call "matprintt" here that prints the matrix row-wise in the terminal

/*Call "vecread" here. After call to vecread, elements of vector are stored
 * in a 1-D array like variable X and p contain the column dim. of vector
 */ 

//Call "vecprintt" here that prints the vector as a column in the terminal

/*Call "matvecm" here. After call to matvecm, flag=0 if matrix-vector
 * multiplication is not possible. Otherwise, flag=1 and elements of vector 
 * AX are stored in a 1-D array like variable B and k contain the column dim. of AX
 */ 

if(flag==0)
{
    printf("Matrix A and vector X are incompatiable for multiplication\n");
}
else
{
//Call "vecprintt" here that prints the vector as a column in the terminal

//Call "vecprintf" here that prints the vector as a column in "vecB.dat"
}
return 0;
}


// Write details of the function vecread here

// Write details of the function matread here

// Write details of the function vecprintt here

// Write details of the function matprintt here

// Write details of the function vecprintf here
 
// Write details of the function matvecm here