PracticeDev/study_cpp/cpp_primer_source_code/Chapter 2/sqrt.cpp

22 lines
487 B
C++

// sqrt.cpp -- using the sqrt() function
#include <iostream>
#include <cmath> // or math.h
int main()
{
using namespace std;
double area;
cout << "Enter the floor area, in square feet, of your home: ";
cin >> area;
double side;
side = sqrt(area);
cout << "That's the equivalent of a square " << side
<< " feet to the side." << endl;
cout << "How fascinating!" << endl;
// cin.get();
// cin.get();
return 0;
}