#include <iostream>
using namespace std;

class A
{
	public:
	static void func()
	{
		static int a = 10;
		int b = 10;
		a++;
		b++;
		std::cout << a << " " << b << endl;
	}
};

int main() {
	A a, b;
	a.func();
	b.func();
	a.func();
	return 0;
}