#include <iostream>

#include "SafeArray5.h"
using namespace std;

void print(SafeArray& a);

int main()
{
    SafeArray a1(10), a2, a3;

    for (int i = 0; i < 10; i++) a1[i] = 10*i;

    a3 = a2 = a1;
    a1[4] = -a1[4];

    cout << "a1 ="; print(a1);
    cout << "a2 ="; print(a2);
    cout << "a3 ="; print(a3);

    return 0;
}

void print(SafeArray& a)
{
    for (int i = 0; i < a.get_length(); i++) cout << " " << a[i];
    cout << endl;
}