Обчислить пример

#include <iostream>
#include <conio.h>
using namespace std;
int main()
{
    double v;
    int a,x,y;
    int b=3.5;
    cout<<"vvedit a a= "<<endl;
    cin>>a;
    cout<<"vvedit x x= "<<endl;
    cin>>x;
    cout<<"vvedit y y= "<<endl;
    cin>>y;
    v=((a*a*a*a+x*x+12)/(cos(y)*cos(y)*cos(y)-9))+((y*sqrt(b*b*b*b-b+1))/(abs(2+sin(a*x))));
    cout<<"Vidpovid = "<<v;
    return 0;
    getch();
}

#include <iostream>
#include <conio.h>
using namespace std;
 
void main()
{
    double v;
    double a, x, y;
    double b = 3.5;
    cout << "Vvedute znachenue a: ";
    cin >> a;
    cout << "Vvedute znachenue x: ";
    cin >> x;
    cout << "Vvedute znachenue y: ";
    cin >> y;
    v = ((a*a*a*a+x*x+12)/(cos(y)*cos(y)*cos(y)-9))+((y*sqrt(b*b*b*b-b+1))/(abs(2+sin(a*x))));
    cout << "Rezul'tat: " << v;
 
    getch();
}