#include <iostream>
using namespace std;
int main()
{
int i;
// simple for loop
cout << "first loop" << endl;
for (i = 1; i < 42; i *= 2 )
{
cout << i << endl;
}
// second loop does the same thing as the first one
// but with a while loop
cout << "second loop" << endl;
i = 1;
while (i<42)
{
cout << i << endl;
i *= 2;
}
return 0;
}
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