#include <iostream>
using namespace std;

void arrayOutput(int array[], int size);
void arrayTotal(int array[], int size);
void arrayAverage(int array[], int size);

int main()
{
    const int SIZE = 20;
    int employeeHours[SIZE];
    int amountOfEmployees = 0;

    for (int i = 1; i <= SIZE; i++)
    {
        cout << "Enter the amount of hours worked for employee #" << i << ": ";
        cin >> employeeHours[i];
        if (!cin)
        {
            break;
        }
        amountOfEmployees++;
    }
    cout << endl;
    arrayOutput(employeeHours, amountOfEmployees);
    cout << endl;
    arrayTotal(employeeHours, amountOfEmployees);
    arrayAverage(employeeHours, amountOfEmployees);
    cout << endl;

    return 0;
}

void arrayOutput(int array[], int size)
{
    for (int i = 1; i <= size; i++)
    {
        cout << "Employee #" << i << ": " << array[i] << " hour(s).\n";
    }
}

void arrayTotal(int array[], int size)
{
    int totalHours = 0;

    for (int i = 1; i <= size; i++)
    {
        totalHours = totalHours + array[i];
    }

    cout << "Total hours worked: " << totalHours << endl;
}

void arrayAverage(int array[], int size)
{
    int totalHours = 0;
    double arrayAverage;

    for (int i = 1; i <= size; i++)
    {
        totalHours = totalHours + array[i];
    }

    arrayAverage = (totalHours / size);
    cout << "Average of the hours: " << arrayAverage;
}