LESSON 5 Product of two matrix C Programming

Product of two matrix

#include<stdio.h>

#include<conio.h>

void main()

{

int m,n,p,q,i,j,k,a[20][20],b[20][20],c[20][20];

clrscr();

printf("enter the no of rows & columnsof matrix 1\n");

scanf("%d%d",&m,&n);

if(m==0||n==0)

{

printf("matrix is not possible");



}

printf("enter the array elements\n");

for(i=0;i<m;i++)

{

for(j=0;j<n;j++)

{

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

}

}

printf("enter the no of rows & columnsof matrix 2\n");

scanf("%d%d",&p,&q);



if(p==0||q==0)

{

printf("matrix is not possible");

}

printf("enter the array elements\n");

for(i=0;i<p;i++)

{

for(j=0;j<q;j++)

{

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

}

}

printf("the  matrix 1 is \n\n");

for(i=0;i<m;i++)

{

for(j=0;j<n;j++)

{

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

}

printf("\n\n\n");

}



printf("the  matrix 2 is \n\n");

for(i=0;i<p;i++)

{

for(j=0;j<q;j++)

{

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

}

printf("\n\n\n");

}

printf("\n");

if(n==p)

printf("multiplication is possible\n");

else

{

printf("multiplication is not possible");

exit(0);

}

for(i=0;i<m;i++)

{

for(j=0;j<q;j++)

{

c[i][j]=0;

for(k=0;k<n;k++)

{

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

}

}

}

printf("product is\n\n");

for(i=0;i<m;i++)

{

for(j=0;j<q;j++)

{

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

}

printf("\n\n\n");

}

getch();

}

Posted in: C,C Programming