/* CS201 Example RJB 
   Input: a positive real number.
   Output: the square root of the number

   Algorithm
	Get number
	output the square root of the number

   History
    Jan 7th 2008
      Copied another exercise and modified that.
      Compile error: 'cint' in stead of 'cin'
      Compiles and works.
*/
#include <iostream>
#include <cmath>
using namespace std;
int main()
{  
	double number;
	cout << "Input a non-negative real number" << endl;
	cout << "Number? ";
	cin >> number;

	cout << sqrt(number) << endl;

	return 0; 

}