#include <iostream>
using namespace std;

struct Block {
	int number;
};

int main() {
	
	Block block;
	block.number = 1;
	
	auto closure = [&block]{ cout << "n: " << block.number << endl; };
	
	closure();
	
	cout << "n: " << block.number << endl;
	
	return 0;
}