60.To add two complex numbers

#include <stdio.h>

struct complex

{

   int real, img;

};

int main()

{

   struct complex a, b, c;

   printf("Enter a and b where a + ib is the first complex number.\n");

   printf("a = ");

   scanf("%d", &a.real);

   printf("b = ");

   scanf("%d", &a.img);

   printf("Enter c and d where c + id is the second complex number.\n");

   printf("c = ");

   scanf("%d", &b.real);

   printf("d = ");

   scanf("%d", &b.img);

   c.real = a.real + b.real;

   c.img = a.img + b.img;

   if ( c.img >= 0 )

      printf("Sum of two complex numbers = %d + %di\n",c.real,c.img);

   else

      printf("Sum of two complex numbers = %d %di\n",c.real,c.img);

   return 0;

}