#include <product.hpp>

#include <vector>

#include <iostream>

#include <string>

using iter::product;

//has trouble with empty ranges and more than 2 ranges

int main() {

std::vector<int> empty{};

std::vector<int> v1{1,2,3};

std::vector<int> v2{7,8};

std::vector<std::string> v3{"the","cat"};

std::vector<std::string> v4{"hi","what","up","dude"};

for (auto t : product(empty,v1)) {

std::cout << std::get<0>(t) << ", "

<< std::get<1>(t) << std::endl;

}

for (auto t : product(v1,empty)) {

std::cout << std::get<0>(t) << ", "

<< std::get<1>(t) << std::endl;

}

std::cout<<std::endl;

for (auto t : product(v1,v2)) {

std::cout << std::get<0>(t) << ", "

<< std::get<1>(t) << std::endl;

}

std::cout<<std::endl;

for (auto t : product(v1,v2,v3,v4)) {

std::cout << std::get<0>(t) << ", "

<< std::get<1>(t) << ", "

<< std::get<2>(t) << ", "

<< std::get<3>(t) << std::endl;

}

std::cout<<std::endl;

for (auto t : product(v1)) {

std::cout << std::get<0>(t) << std::endl;

}

std::cout<<std::endl;

for (auto t : product(v1,v4)) {

std::cout << std::get<0>(t) << ", "

<< std::get<1>(t) << std::endl;

}

return 0;

}