#include <algorithm>
#include <iostream>
 
void print_combination(const std::vector<int*>& v)
{
	std::vector<std::size_t> indexes(v.size());
	std::iota(indexes.begin(), indexes.end(), 0u);
 
	do {
	    for (auto index : indexes) {
	        std::cout << ' ' << *v[index];
	    }
	    std::cout << std::endl;
 
	} while (std::next_permutation(indexes.begin(), indexes.end()));
}
 
int main() {
	int integers[] = {0, 0, 0};
 
	print_combination({&integers[0], &integers[1], &integers[2]});
}
 

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