) We consider the following grammar: EXPRESSION ::= NUMERAL | ( EXPRESSION OPERATOR EXPRESSION NUMERAL ::= 0|1|2|3|4 |5|6|7|8|9 OPERATORS ::= + | Show that (4 - (3 + 2)) is a legal EXPRESSION using a rightmost derivation, and, then, a parse tree.

4. Repeat Programming Exercise 3 by declaring numl, num2, and num3, and average of type double. Store 75.35 into numl, -35.56 into num2, and 15.76 into num3.

Define sentence capitalization.

Suppose that the binary operator + is overloaded as a member function for the . How many parameters does the function operator+ have? (5, 6) Suppose that the binary operator && is overloaded as a nonmember function for the . How many parameters does the function operator&& have? (5,6)