Алексей Парастюк №17

#include <iostream>
#include <cmath>

using std::cout;
using std::endl;
using std::cin;


int main()
{   
    int z;
    int x;
    int y;
    
    cout << "z = x*ln(x) + (y/cos(x) - (x/3))" << endl;
    cout << "Enter x,y:\n " << endl;
    
    cin >> x;
    cin >> y;
    
    if ((cos (x) - (x / 3) == 0) || (x == 0))
    {
        cout << " Нет решений " << endl;
    }
    else
    {
    z = x * log(x) + (y / cos(x) - (x / 3));
    }
    cout << z << endl;
    
    return 0;
}