/******************************************************************************
Welcome to code of Lập trình - Điện tử
Series: C++
Author: Nghĩa Taarabt
*******************************************************************************/
#include <iostream>
#include <cmath>
using namespace std;
int main()
{
double number, squareRoot;
number = 25.0;
// sqrt() is a library function to calculate the square root
squareRoot = sqrt(number);
cout << "Square root of " << number << " = " << squareRoot;
return 0;
}