#include <iostream>

int main() {
	for (auto e : {1, 2, 3, 4}) {
		std::cout << e << " ";
	}
	
	std::cout << std::endl;

	for (auto e : {1.0, 2.0, 3.0, 4.0}) {
		std::cout << e << " ";
	}

	std::cout << std::endl;

	for (auto e : {1, 2, 3.0, 4}) {
		std::cout << e << " ";
	}
	return 0;
}