Chapter 1, Problem 15R

Explanation of Solution

The modifier function that permits a user to change the internal variables in a controlled manner is as follows,

Program code:

//Define the function

void modifier(const string num, const string nme, int limt, double balce)

{

    //Reset the number

    number=num;

    //Reset the name

    name=nme;

    //Reset the limit

    limit=limt;

    //Reset the balance

    balance=balce;

}

Explanation:

• In the above code, the function “modifier()” is defined with the required parameters...