#include <iostream>
#include <cstdlib>
using namespace std;

int main()
{
        int year {0};
        cout << "What year is this? ";
        cin >> year;

	if (!cin) {
		cerr << "Sorry, that wasn't a number.\n";
		return EXIT_FAILURE;
	}

        if (year < 2035) {
                cout << "Don't worry.\n";
                cout << "Social security has not gone bankrupt yet.\n";
        }

        std::cout << "Thank you.\n";
        return EXIT_SUCCESS;
}