#include <stdio.h>

typedef struct{
	int x;
	int y;
	int z;
}Coordinate;

int main(void) {
	
	Coordinate a = {1,2,3};
	Coordinate *p = &a;
	
	p -> x ++;
	p -> y ++;
	p -> z ++;
	
	printf("%d\n",a.x);
	printf("%d\n",a.y);
	printf("%d\n",a.z);
	
	return 0;
}