Programming and Graphics

46 Introduction to C++ Programming and Graphics

The output of the code is:

6

peace on earth

The firstcoutstatement prints the variablecon the screen using thecout
function of the internal iostream library, and then moves the cursor to a new
line instructed by theendldirective, as will be discussed in Chapter 3. The
secondcoutstatement performs a similar task.

Problems

2.8.1.Write a program that prints on the screen the name of a person that
you most admire.

2.8.2.Investigate whether the following statement is permissible:

cout << int a=3;

2.8.3.Run the following program. Report and discuss the output.

#include<iostream>

using namespace std;

int main()

{

bool honest = true;

cout << honest << "\n";

cout << !honest << "\n";

return 0;

}

2.8.4.What is the output of the following program?

#include <iostream>

using namespace std;

int main()

{

string firstname;

string lastname;

firstname = "Mother";

lastname = "Theresa";

string name = firstname+""+lastname;

cout << name << endl;

}