#include <bits/stdc++.h>
using namespace std;

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

void put(long long &a, long long &b)
{
    long long k = a, l = b;
    while(b != 1)
    {
        a = ((a % 1999999973) * (a % 1999999973)) % 1999999973;
        b /= 2;
    }
    if (l % 2 == 1)
        a = (a * k) % 1999999973;
}

int main()
{
    long long a, b;
    fin>>a>>b;
    put(a, b);
    fout<<a;
    return 0;
}