int a;
int b, c;
int d[10];

string str;

int func();
int func2(int a);

void func3(int x, int y, string str)
{
	int a;
	int i;

	;

	a = 10;
	a = x + y * 10;
	str += "hello";

	a = func();
	func2(a);

	for (i=0; i<10; i+=1) {
		if (a == 0)
			a = 10;
		else
			a = 20;
	}
	while (a != 0) {
		a = 0;
	}

	switch (a) {
	case 1:
	case 2:
		break;
	default:
	}

	{
		a = 10;
	}
	return;
}

int main()
{
	return 0;
}