#include<fstream>
using namespace std;
long long int putere(long long int a,long long int b)
{

    long long int p = 1;

    while (b)
    {
        if( b%2 == 1)
        {
            p = (p*a)%1999999973;
            b--;
        }
        a = (a*a)%1999999973;
        b=b/2;
    }
    return p;
}

int main()
{
    long long int a,b;
    ifstream in("lgput.in");
    ofstream out("lgput.out");
    in>>a>>b;
    out<<putere(a,b);
    out.close();
    in.close();
    return 0;

}