#include <iostream>
#include <fstream>

using namespace std;

ifstream fin("lgput.in");
ofstream fout("lgput.out");

unsigned long long a, b, r = 1;
int main()
{
    fin>>a>>b;
    while(b)
    {
        if(b % 2 == 1)
            r = (unsigned long long int)(r * a)%1999999973;
        a = (unsigned long long int)(a * a)%1999999973;
        b /= 2;
    }
    fout<<r;
}