#include <iostream>
#include <fstream>

using namespace std;

long long c = 1999999973;

int exp_sqr(long long x, long long n)
{
    long long t;
    if (n == 0)
    {
        return 1;
    }
    if (n == 1)
    {
        return x;
    }
    if (n % 2 == 0)
    {
        t = exp_sqr(x, n / 2) % c;
        return (t * t) % c;
    }
    return ((exp_sqr(x,(n-1))%c)*(x%c))%c;
}

int main()
{
    long long a, b;
    ifstream in("lgput.in");
    ofstream out("lgput.out");
    in >> a >> b;
    out << exp_sqr(a, b);
    in.close();
    out.close();
}