#include <fstream>

using namespace std;

long long x,y,a=1999999973;
ifstream fi("lgput.in");
ofstream fo("lgput.out");

long long exponentiere(long long n, long long p)
{
    if(p==1)
        return n%a;
    if(p%2==0)
        return exponentiere(n*n%a, p/2);
    else
        return exponentiere(n*n%a, p/2)*n%a;
}

int main()
{
    fi>>x>>y;
    fo<<exponentiere(x,y);
    return 0;
}