Before: x == 3, y == 3
Executed: y++;
After: x == 3, y == 4
Before: a == [1,1,1] b == [1,1,1]
Executed: b[0]++;
Before: a == [2,1,1] b == [2,1,1]
Before: start == Tue Sep 18 15:37:50 EDT 2007
        end == Tue Sep 18 15:37:50 EDT 2007
Executed: end.setTime(0);
Before: start == Wed Dec 31 19:00:00 EST 1969
        end == Wed Dec 31 19:00:00 EST 1969