#include <stdio.h>

typedef struct {
	double x;
	double y;
} Complex;

print_complex(struct Complex c){
	printf("%8.3f+%8.3fi\n",c.x,c.y);
}

int main(int _c,char _v){
	struct Complex d;
	d.x=2.0;
	d.y=3.0;
	print_complex(d);
}