To calculate product of two arrays (Matrix Multiplication).

#include

#include



main()

{

int a[5][5],b[5][5],c[5][5];

int i,j,k;

int r1,c1,r2,c2;

clrscr();

printf("Input size of first array");

scanf("%d%d",&r1,&c1);

printf("Input size of second array");

scanf("%d%d",&r2,&c2);

if(c1==r2)

{

printf("\nInput %d elements of first array",r1*c1);

for(i=0;ifor(j=0;jscanf("%d",&a[i][j]);

printf("\nInput %d elements of first array",r1*c1);

for(i=0;ifor(j=0;jscanf("%d",&b[i][j]);

clrscr();

printf("\nEntered first array is \n");

for(i=0;i{

for(j=0;j{

printf("%d",&a[i][j]);

}

printf("\n");

}

printf("\nEntered second array is \n");

for(i=0;i{

for(j=0;j{

printf("%d ",b[i][j]);

}

printf("\n");

}

printf("\nProduct of above arrays is\n");

for(i=0;i{

for(j=0;j{

c[i][j]=0;

for(k=0;k{

c[i][j]=c[i][j]+a[i][k]*b[k][j];

}

]printf("%d ",c[i][j]);

}

printf("\n");

}

}

else

printf("\nWrong dimensions, not suitable for product ...");

}