#include <iostream>
#include <cstdlib>
#include <ctime>    //for the functions time and localtime
#include <string>   //for class string
using namespace std;

int main()
{
        //Get the current day of the week (0 to 6 inclusive, 0 means Sunday).
        time_t t {time(nullptr)};
        tm *p {localtime(&t)};
        int weekday {p->tm_wday};

	string a[] {
                "Sunday",    //0
                "Monday",    //1
                "Tuesday",   //2
                "Wednesday", //3
                "Thursday",  //4
                "Friday",    //5
                "Saturday"   //6
	};

	int n {size(a)};   //the number of elements in the array

	if (weekday < 0 || weekday >= n) {
		cerr << "Bad weekday " << weekday
			<< " should have been in range 0 to 6 inclusive.\n";
		return EXIT_FAILURE;
	}

	cout << a[weekday] << "\n";   //Output one of the strings in the array.
        return EXIT_SUCCESS;
}