Examples:

**************************************

#include <iostream>
void main()
{
 int num;
 cout << "Enter the Number: ";

 cin >> num;
 if (num < 5)
    cout << "\nThe number is less than 5";
 else
    cout << "\n Not less than 5";

 cout << "\nDONE\n";
}


**************************************
#include <iostream>
void main()
{
 int num;

 cout << "Enter the number: ";
 cin >> num;
 if (num < 5)
 {
    cout << "less than 5\n";
    cout << "The number is:" << num;
 }
 else
 { 
    cout << "Not less than 5\n";
    cout << "Number is:" << num;
 }

 cout <<endl;
}



**************************************
#include 
void main()
{
 int num;

 cout << "Enter the number";
 cin >> num;
 if (num > 0)
   cout << "Number is positive:" << num;
 else
    cout << "Less than 0";

 cout << endl;
}


**************************************
#include <iostream>
void main()
{
 int num;
 cout << "Enter the number: ";
 cin >> num;
 if (num == 0)
	cout << "\nNumber is ZERO";
 else if(num > 0)
	cout << "\nThe number is positive";
 else
	cout << "\n The number is negative";

 cout << endl;
}