#include <iostream>

using namespace std;

int main()
{
    char c;

    cout << "Enter a number: ";
    cin >> x;

    switch(x) {
        case 1:
            cout << "One" << endl;
            break;
        case 2:
            cout << "Two" << endl;
            break;
        case 10:
        case 20:
        case 30:
            cout << "You entered 10, 20 or 30" << endl;
            break;
        default:
            cout << "I don't understand" << endl;
    }

    cout << "Hey!!!!" << endl;
}