#include <iostream>
using namespace std;

int main() {
	int X = 1;
	
	auto worker = [=]() mutable {return X++;};
	auto worker2 = worker;
	
	cout << worker() << endl;
	cout << worker2() << endl;
	cout << worker() << endl;
	cout << worker2() << endl;
	
	return 0;
}