View Code of Problem 74

  #include<iostream>
    #include<iomanip>
    #include<math.h>
    #include<string.h>
	using namespace std;
    int main()
    {
        int x;
       cin>>x;
        double x1,x2;
        x2=1.0;
        while(fabs(x2-x1)>0.00001)
        {
            x1=x2;
            x2=(x1+(x/x1))/2.0;
        }
        cout<<setiosflags(ios::fixed)<<setprecision(3)<<x2;
    }