#include
#include
#include
using namespace std;
int main()
{
float x, y;
float a = 0.9;
float b = 12.5;
cin >> x;
if(1,6 * pow(a,2) * x + b * log(a) != 0){
y = (pow(cos(x-1),2) - pow(b,-3)*x)/(1,6 * pow(a,2) * x + b * log(a));
}
cout
system("pause");
return 0;
}