#include <iostream>
#include <streambuf>

int main()
{
#if Q > 0
	std::cin.tie(0);
#endif
#if Q > 1
	std::ios::sync_with_stdio(false);
#endif
#if P == 1
	for (char c; std::cin.get(c); ) std::cout << c;
#endif
#if P == 2
	std::cin >> std::cout.rdbuf();
#endif
#if P == 3
	int c;
	while ((c = getchar()) != EOF) {
		putchar(c);
	}
#endif
//std::copy(std::istreambuf_iterator<char>(std::cin), std::istreambuf_iterator<char>(), std::ostreambuf_iterator<char>(std::cout));
}