CSC133 Intro to CS Using C++ - Function Worksheet Answers

Function Worksheet Answers

1.   7                     2.   2
                                6
                                21
                                88


3.   float postage (int ounces, int pounds, int costperounce)
     {
         ounces = ounces + pounds * 16;
         return (ounces * costperounce);
     }


4.   float postage(int,int,int);


5.   cout << "Enter package weight in pounds and ounces: ";
     cin >> pounds >> ounces;
     cout << "Enter mailing cost per ounce: ";
     cin >> ouncecost;
     mailcost = postage(ounces,pounds,ouncecost);
     cout << "The cost to mail this package is: " << mailcost << endl;


6.   void checkeven(int num1,int num2,int num3)
     {
        if (num1 % 2 == 0 && num2 % 2 == 0 && num3 % 2 == 0)
           cout << "YES\n";
        else
           cout << "NO\n";
     }


7.   void checkeven(int,int,int);


8.   cout << "Enter three numbers: ";
     cin >> n1 >> n2 >> n3;
     checkeven(n1,n2,n3);


9.   int checkeven(int num1,int num2,int num3)
     {
        if (num1 % 2 == 0 && num2 % 2 == 0 && num3 % 2 == 0)
           return 1;
        else
           return 0;
     }


10.  int checkeven(int,int,int);


11.  cout << "Enter three numbers: ";
     cin >> n1 >> n2 >> n3;
     result = checkeven(n1,n2,n3);
     if (result)       // same as if (result == 1)
        cout << "YES\n";
     else
        cout << "NO\n";