include stdafx include math include iostream using namespace std doubl

#include "stdafx.h"
#include "math.h"
#include <iostream>

using namespace std;

double f (double x, double e)
{
	double func=1.0;
    double fact=1.0;
	double mult_x=1.0;
	int i=1;

	while (abs (pow(2.7,x)-func) >= e)
	{     fact*=i;
		  i++;
		  mult_x*=x;
		  func+=mult_x/fact;
	}

	return func;
}

int _tmain(int argc, _TCHAR* argv[])
{  double eps,x;
   cin>>eps;
   cin>>x;
   cout<< pow(2.7,x)<<'\n'<<f(x,eps);  
   	return 0;
}