#include <fstream>

using namespace std;

ifstream f("lgput.in");
ofstream g("lgput.out");

long long a,b,M,R;

int main()
{
    int i,j;
    M=1999999973;
    f >> a >> b;
    R=1;
    a=a%M;
    while (b>0)
    {
        if (b%2==1)
        {
            R=(R*a)%M;
        }
        b=b/2;
        a=(a*a)%M;
    }
    g << R;
    return 0;
}