Протабулировать функцию

#include "stdafx.h"
#include <iostream>
#include <iomanip>
#include <cmath>
#include <cstdlib>
 
int factorial(int k ){
return (k);
} 
 
 
double s(double x, int n = 5){
    double ret = 0.0;
    for ( int k = 0; k <= n; ++k )
        ret += ( k * 2 + 1) / static_cast<double>(factorial (k) );
    return ret;
}
 
int main(){
    double low, high, step;
 
    std::cout << "Low: ";
    std::cin >> low;
    std::cout << "High: ";
    std::cin >> high;
    std::cout << "Step: ";
    std::cin >> step;
 
    std::cout << " X        | S(X)          | Y(X)\n----------+---------------+-------------" << std::endl;
    for ( double x = low; x <= high; x += step )
        std::cout << ' ' << std::fixed << std::setprecision(3) << std::left << std::setw(9) << x << "| "
        << std::left << std::setw(14) << s(x) << "| " << std::left << std::setw(14) << sin(x) 
        << "\n----------+---------------+-------------" << std::endl;
    
    system("pause");
 
    return 0;
int _tmain(int argc, _TCHAR* argv[]);                                 
    return 0;
}

#include <iostream>
#include <iomanip>
#include <cmath>
 
double S(double x, int n = 5)
{
    double s = 1.0, next = 1.0;
    for(int i = 1; i < n + 1; i++)
    {
        next *= x * x / i;
        s += (2 * i + 1) * next;
    }
    return s;
}
 
double Y(double x)
{
    return (1 + 2*x*x) * exp(x*x);
}
 
int main()
{
    double low, high, step;
 
    std::cout << "Low: ";
    std::cin >> low;
    std::cout << "High: ";
    std::cin >> high;
    std::cout << "Step: ";
    std::cin >> step;
 
    std::cout << " X        | S(X)          | Y(X)\n----------+---------------+-------------" << std::endl;
    for ( double x = low; x <= high; x += step )
        std::cout << ' ' << std::fixed << std::setprecision(3) << std::left << std::setw(9) << x << "| "
                  << std::left << std::setw(14) << S(x) << "| " << std::left << std::setw(14) << Y(x)
                  << "\n----------+---------------+-------------" << std::endl;
 
    // system("pause");
    return 0;
}