PROGRAM-19

// Program to product of two matrices

#include

#include

void main()

{

  clrscr();

  int matA[10][10], matB[10][10], prodmat[10][10];

  int n,i,j,k,row1,col1,row2,col2;

  printf("Enter the order of matrixA\n");

  scanf("%d*%d", &row1,&col1);

  printf("Enter the order of matrixB\n");

  scanf("%d*%d", &row2,&col2);

  if(col1==row2)

     {

                printf("Enter the element of matrixA\n");

                for(i=0;i

                {

                   for(j=0;j

                     {

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

                   }

     }

  printf("Enter the element of matrixB\n");

                for(i=0;i

     {

                for(j=0;j

                {

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

                }

     }

                for(i=0;i

                {

                  for(j=0;j

                  {

                   prodmat[i][j]=0;

                   for(k=0;k

                   {

                   prodmat[i][j]=prodmat[i][j]+(matA[i][k]*matB[k][j]);

                   }

                  }

                 }

                 printf("Product matrix is \n");

                for(i=0;i

                {

                  for(j=0;j

                  {

                    printf("%3d", prodmat[i][j]);

                  }

                  printf("\n");

                  }

       }

       else

       printf("multiplication is not possible  \n");

       getch();

}

Algorithm

·                     Start

·                     Declare matA[10][10],  matB[10][10],  prodmat[10][10] as integer

·                       Declare n, i, j, k, row1, col1, row2, col2 as integer

·                       Write("the order of matrixA")

·                       Read(“row1 and col1”)

·                       Write("the order of matrixB")

·                       Read(“row2 and col2”)

·                       if(col1==row2)

·                     Read("Enter the element of matrixa")

·                     for(i=0;i

·                     for(j=0;j

·                     Read(“matA[i][j]”)

·                     printf("the element of matrixB")

·                     for(i=0;i

·                     for(j=0;j

·                     Read(“matB[i][j]”)

·                     for(i=0;i

·                     for(j=0;j

·                     prodmat[i][j]=0

·                     for(k=0;k

·                     prodmat[i][j]=prodmat[i][j]+(matA[i][k]*matB[k][j])

·                     Read("the Product matrix ")

·                     for(i=0;i

·                     for(j=0;j

·                     Read("the prodmat[i][j])

·                     write("in next line")

·                     else

·                     Write("multiplication is not possible")

·                     Stop