//Reads in 5 scores and echos them. Demonstrates the function fill_up.
#include <iostream.h>

void fill_up(int a[], int size);
//Precondition: size is the declared size of the array a.
//The user will type in size integers.
//Postcondition: The array a is filled with size integers
//from the keyboard.

int main( )
{
    int i, a[5];

    fill_up(a, 5);

    cout << "Echoing array:\n";
    for (i = 0; i < 5; i++)
        cout << a[i] << endl;

    return 0;
}

//Uses iostream.h:
void fill_up(int a[], int size)
{
    cout << "Enter " << size << " numbers:\n";
    for (int i = 0; i < size; i++)
        cin >> a[i];
    size--;
    cout << "The last array index used is " << size << endl;
}