#include <iostream>
#include <vector>
using namespace std;
 
struct Bar {
	Bar() = default;
	Bar(const Bar &) {
		cout << "Copying bar\n";
	}	
};
 
void foo1(const Bar &a) {
    cout << "Executing foo1\n";
	[a] {
	cout << "Executing lambda1\n"; }();
}
 
void foo2(const Bar &a) {
    cout << "Executing foo2\n";
	[&a] {
	cout << "Executing lambda2\n"; }();
}
 
int main() {
	std::vector<Bar> bars(2);
	foo1(bars[0]);
	for (const Bar& b : bars) {
	 foo2(b);
	}
	return 0;
}

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