#include <iostream>
using namespace std;


int main()
{
    double m , n ,x , g , p1=1 ,p2=1 ,p3=1,k;


    cout << "Jep vleren e X :" ;
    cin >> x;
    cout <<"Jep vleren e m :";
    cin >>m;
    cout <<"jep vleren e n: ";
    cin >> n;


    if (x+1<4.5)
    {

        for (int i=2;i<=(n+1);i=i+2)
        {
          p1=p1 *(i+x);

          g=2*x-3*p1;
        }

        cout << "g="<<p1<<endl;
    }
    else if (x+1==4.5)
    {

    p2=4*(x*x)+3*x+1;

    cout <<"g="<<p2<<endl;
    }

    else if (x+1>4.5)
    {
        for (int k=1;k<m;k++)
        {
            p3=p3*(k+(x/3));

            p3=(x/2)+4*p3;
            cout << "g="<<p3;
        };

    };




    return 0;

}