#include<fstream>
using namespace std;
ifstream fin("lgput.in");
ofstream fout("lgput.out");
unsigned long long Putere(unsigned long long A, unsigned long long n) {
    unsigned long long P = 1;
    while (n)
    {
        if (n % 2 == 1)
            P = P * A % 1999999973;
        A = A * A % 1999999973;
        n /= 2;
    }
    return P;
}
int main() {
    unsigned long long a, b;
    fin >> a >> b;

    fout << Putere(a, b)% 1999999973;
    return 0;
}