// CS 1621 Fall 2005
// Some interesting issues with the C++ for statement

#include <iostream>
using namespace std;

int wacky(int& i)
{
    i++;
    cout << "Wacky i is " << i << endl;
    return i;
}

int wackier(int& i)
{
    i += 2;
    cout << "Wackier i is " << i << endl;
    return i;
}

int main()
{
    int i, low = 1, high = 10;
    for (i = low; i <= high; i++)
    {
         cout << "i is now " << i << endl;
         /* i--; */ // This is legal in C++
         //high++;  // Causes infinite loop
    }
    cout << endl << "i is now " << i << endl;

    for (i = wacky(i); i <= wackier(i); i++)
    {
         cout << "i is now " << i << endl;
         if (i > 40) break;  // To prevent infinite loop
    }
}