practical 3

#include <stdio.h>

int main()
{
   int  n,m;
   char c;
   printf("The first number:");
   scanf("%d",&n);
   printf("\nThe second number:");
   scanf("%d",&m);
   printf("\nThe operation:");
   scanf("\n%c",&c);
   if (c=='+')
   {
   int sum=n+m;
   printf("\n %d + %d = %d",n,m,sum);
   }
   else if (c=='-')
   {
   int sub=n-m;
   printf("\n %d - %d = %d",n,m,sub);
   }
   else if (c=='*')
   {
    int mul=n*m;
   printf("\n %d * %d = %d",n,m,mul);
   }
   else if (c=='/')
   {
       float d=n/m;
   printf("\n %d / %d = %d",n,m,d);
   }
   else
   printf("invalid operation ");
    return 0;
}