#include <iostream>
using namespace std;
enum MONTH { JAN=1, FEB, MARCH, APRIL, MAY, JUNE, JULY, AUG, SEPT, OCT, NOV, DEC };
int main()
{
	int num;
	cout << "enter a number:" << endl;
	cin >> num;
	if (num > 0 && num < 13) {          //number between 1-12

		switch (num) {
		case JAN:
			cout << "31 days in the month" << endl;
			break;
		case FEB:
			cout << "28 days in the month" << endl;
			break;
		case MARCH:
			cout << "31 days in the month" << endl;
			break;
		case APRIL:
			cout << "30 days in the month" << endl;
			break;
		case MAY:
			cout << "31 days in the month" << endl;
			break;
		case JUNE:
			cout << "30 days in the month" << endl;
			break;
		case JULY:
			cout << "31 days in the month" << endl;
			break;
		case AUG:
			cout << "31 days in the month" << endl;
			break;
		case SEPT:
			cout << "30 days in the month" << endl;
			break;
		case OCT:
			cout << "31 days in the month" << endl;
			break;
		case NOV:
			cout << "30 days in the month" << endl;
			break;
		case DEC:
			cout << "31 days in the month" << endl;
			break;

		}
	}

//	system("pause");
	return 0;
}