#include <cstdlib>

using namespace std;


int main() {
    ofstream fout("out.txt");
    double res;

    int n1, n2, n3, a1, a2,i;


    a1 = clock();
    for ( i = 0; i < 5000000; i++)
    {
        res = sin(i)*cos(pow(i, 4.0)) + sqrt(i) / 6;
        //cout << res;
    //  fout << res;
    }
     = clock();
    n1 = a2 - a1;
    //cout << n1 / CLOCKS_PER_SEC << endl;
    //cin.get();
//  fout << endl << "Опыт 1: " << n1 / CLK_TCK << endl;


/*  a1 = clock();
    for (int i = 0; i < 100000; i++) {
        res = sin(i)*cos(pow(i, 4.0)) + sqrt(i) / 6;
        cout << res;
    }
    a2 = clock();
    n2 = a2 - a1;
    out << endl << "Опыт 2: " << n2 / CLK_TCK << endl;


    a1 = clock();
    for (int i = 0; i < 100000; i++) {
        res = sin(i)*cos(pow(i, 4.0)) + sqrt(i) / 6;
        out << res;
    }
    a2 = clock();
    n3 = a2 - a1;
    cout << endl;
    out << "Опыт 3: " << n3 / CLK_TCK << endl;*/
    return 0;
}