#include <iostream>
#include <functional>
using namespace std;
 
int main() {
	std::function<int()> functions_to_call[5];
 
	int i=0;
 
	for(i=0; i<5; ++i)
		functions_to_call[i] = [&i](){ return i; };
 
	std::cout << "f(i) with i:" << std::endl;
	for(i=0; i<5; ++i)
		std::cout << functions_to_call[i]() << std::endl;
 
	std::cout << "f(i) with j:" << std::endl;
	for(int j=0; j<5; ++j)
		std::cout << functions_to_call[j]() << std::endl;
	return 0;
}

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