// Example 2.20. Program to input an integer and print its square

#include <iostream>

using namespace std;

int main()
{
   int num; 	// input
   int square; 	// square of num

   cout << "Please type in an integer: ";
   cin >> num	;

   square = num * num;
   cout << "The square of " << num << " is " << square << "." << endl;

   return 0;
}