// section 5.1.2.3

void f(void) {
	double x, y, z;

	x = (x * y) * z;
	z = (x - y) + y;
	z = x + x * y;
	y = x / 5.0;
}

void g(void) {
	int a, b;

	a = a + b + 2;
	a = ((a + b) + 2);
}

int getchar(void);

void h(void) {
	int sum;
	char *p;

	sum = sum * 10 - '0' + (*p++ = getchar());
	sum = (((sum * 10) - '0') + ((*(p++)) = (getchar())));
}