11. To use the functions peek and putback in a program, which header file(s) mus

Question

11. To use the functions peek and putback in a program, which header file(s)

must be included in the program?

12. Suppose that num is an int variable and discard is a char variable.

Assume the following input data:

#34

What value (if any) is assigned to num and discard after each of the

following statements executes? (Use the same input for each statement.)

a. cin.get (discard);

cin >> num;

b. discard = cin.peek();

cin >> num;

c. cin.get (discard);

cin.putback (discard);

cin >> discard;

cin >> num;

Explanation / Answer

11)
<sstream> header file

12)
a)

num = 34
discard = #

b)

num = -1031375404
discard = #

c)

num = 34
discard = #

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