#include<iostream>
using namespace std;
class formula
{
    private:
    float v, a;
    public:
    void formula()
    {
        cin>>v>>a;
    }
    void compute()
    {
        int H=((v**2)*((sin**2)(a)))/(2*9.81)
    }
};
int main()
{
    formula f;
    f.comput();
}