int main()
{
    //declare variables
    int years  = 0;
    int numberofemployees = 0;  //counter    
    //enter input data
    cout << "Enter the years employed: ";
    cin >> years;
while (numberofemployees >= 0)
    {
        //add numberofemployees to counter
        numberofemployees = years + numberofemployees;
        //get next numberofemployees
        cout << "Next numberofemployees (negative number to stop): ";
        cin >> numberofemployees;
    }   //end while

    //display vacation weeks
    if (years == 0)
        cout << "Vacation weeks: 0" << endl;
    else if (years <= 5)
        cout << "Vacation weeks: 1" << endl;
    else if (years <= 10)
        cout << "Vacation weeks: 2" << endl;
    else cout << "Vacation weeks: 3" << endl;
    //end ifs

    return 0;
}   //end of main function

#include <iostream>

using namespace std;


int main()
{
    //declare variables
    int years  = 0;
    int numberofemployees = 0;  //counter    
  
    do
    {
        //enter input data
        cout << "Enter the years employed (negative value terminate program): ";
        cin >> years;

        //if user wants to quit and enters negative number
        if(years < 0)
        {
            cout << "Ending Program"; //display termination
            break;
        }
        

        numberofemployees++; //increment number of employees
  

        //display vacation weeks
        if (years == 0)
        {
            cout << "Vacation weeks: 0" << endl;
        }
        else if (years <= 5)
        {
            cout << "Vacation weeks: 1" << endl;
        }
        else if (years <= 10)
        {
            cout << "Vacation weeks: 2" << endl;
        }
        else
        {
            cout << "Vacation weeks: 3" << endl;
        }
        //display current total number of employees
        cout << "Total Number Of Employees: " << numberofemployees << endl;
       }while (numberofemployees >= 0);
    return 0;
}   //end of main function