#include<iostream>
#include<iomanip>
#include<cmath>
using namespace std;
class projectile{
    private:
     double velocity;
     double angle;
    
    public:
     projectile(float v,float a)
    {
        velocity = v;
        angle = a;
    }
    void c(){
        if(v<0||a<0){
            cout<<"Invalid input";
            return;
        }
        
        double g= 9.81;
        double anglerad = a*M_PI/180.0;
        double max= 
        cout<<fixed<<setprecision(2)<<max;
        
    }
};
int main(){
    double v,a;
    cin>>v>>a;
    
    projectile particle(v,a);
    particle.c(v,a);
    return 0;
   
   
}