複數加法1

// 2+3i real imag

struct complex {
	int real;
	int imag;
};

//結構型態的宣告 傳進兩個結構 回傳一個結構
struct complex add_complex(struct complex a, struct complex b)
{
	struct complex c;
	c.real = a.real + b.real;
	c.imag = a.imag + b.imag;
	return c;

}

void print_complex(struct complex c)
{
	printf("%d +%di\n", c.real, c.imag);
}

//struct complex mul_complex(struct complex a, struct complex b)
//{
	//struct complex c;
	//c.real = a.real*b.imag+a.imag*b.real-a.real*b.real;
	//c.imag = a.imag * b.imag;
	//return c;

//}


int main()
{
	struct complex a = { 1,3 }, b = { 5, 2 }, c;
	//c = a + b;
	c = add_complex(a, b);
	//print_complex(c);
	//c = a * b;

}