‘C’ program to subtract two matrices of order m X n.

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/* Write a ‘C’ program to subtract two matrices of order mXn */

#include<stdio.h>
int main() 
{
     int m,n,i,j,mat1[20][20];
     int mat2[20][20],sub[20][20];
 
     printf("\n Enter no. of rows : ");
     scanf("%d",&m);
     printf("\n Enter no. of cols : ");
     scanf("%d",&n);

     printf("\n Input Matrix1 : \n");
     for(i=0;i<m;i++)
    {
      for(j=0;j<n;j++)
     {
        printf("\n Enter element %d%d : ",i+1,j+1);
        scanf("%d",&mat1[i][j]);
      }
    }
 
    printf("\n Input Matrix2 : \n");
    for(i=0;i<m;i++)
   {
      for(j=0;j<n;j++)
     {
         printf("\n Enter element %d%d : ",i+1,j+1);
         scanf("%d",&mat2[i][j]);
      }
    }

    printf("\n\n Resultant Matrix is :\n");
    for(i=0;i<m;i++)
   {
       for(j=0;j<n;j++)
      {
         sub[i][j]=mat1[i][j]-mat2[i][j];
         printf("%d\t",sub[i][j]);
       }
       printf("\n");
    }

       return 0;
}

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