Matrix multiplication DETAILS

Matrix multiplication DETAILS

//matrix multiplication DETAILS

#include<stdio.h>

int main()

{

    int a[5][5],b[5][5],c[5][5],i,j,k,sum=0,m,n,o,p;

    system("color F4");

    printf("row & column of first matrix= ");

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

    printf("\nrow & column of second matrix= ");

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

//*********************IF CHECK

    if(n!=o)

  {

      printf("Matrix mutiplication is not possible\n\n");

      printf("\nColumn of first matrix must be same as row of second matrix\n\n");

  }

  else

    {

//*************************input

        printf("\n   1st matrix=");

        printf("\n");

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

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

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

//*************************input

        printf("\n   2nd matrix=");

        printf("\n");

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

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

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

//*************************made

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

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

           c[i][j]=0;

//******************calculation

    for(i=0; i<m; i++) //row of first matrix

        {

            for(j=0; j<p; j++) //column of second matrix

            {

        sum=0;

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

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

                  c[i][j]=sum;

            }

        }

//*******************OUTPUT

    printf("   Multiplication of two matrix is=\n");

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

    {

         printf("\n");

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

        {

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

        }

    }

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

}

    return 0;

}