#include <iostream>
using namespace std;

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