A Laboratory Course in C++, 5th Edition

Lesson 5-2: Boolean Expressions

Conditions, Logical Expressions, and Selection Control Structures | 111

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Use program Grade for the exercises in this lesson.

// Program Grade prints appropriate messages based on a

// grade read from the keyboard.

#include <iostream>

using namespace std;

int main ()

{

int grade;

cout << "Enter an integer grade between 50 and 100."

<< " Press return. " << endl;

cin >> grade;

if /* TO BE FILLED IN */

cout << "Congratulations!" << endl;

return 0;

}

Exercise 1: When completed, program Grade reads an integer ...