Write a rational number class in C++. Recall a
rational number is a rational number, composed of two integers with
division indicated. The division is not carried out, it is only
indicated, as in 1/2, 2/3, 15/32. You should represent rational
numbers using two int values,
numerator and denominator.
A principle of abstract data type construction is that
constructors must be present to create objects with any legal
values. You should provide the following two constructors:
one constructor to make...