//DISPLAY 3.7 A Menu
//Program to give out homework assignment information.
#include <iostream>
using namespace std;

int main( )
{
    int choice;

    do
    {
        cout << endl
             << "Choose 1 to see the next homework assignment.\n"
             << "Choose 2 for your grade on the last assignment.\n"
             << "Choose 3 for assignment hints.\n"
             << "Choose 4 to exit this program.\n"
             << "Enter your choice and press Return: ";
        cin >> choice;

        switch (choice)
        {
            case 1:
               //code to display the next assignment on screen would go here.
                break;
            case 2:
               //code to ask for a student number and give the corresponding
               //grade would go here.
                break;
            case 3:
               //code to display a hint for the current assignment would go
               //here.
                break;
            case 4:
                cout << "End of Program.\n";
                break;
            default:
                  cout << "Not a valid choice.\n"
                     << "Choose again.\n";
        }
    } while (choice != 4);

    return 0;
}