//
//  main.cpp
//  Alex
//
//  Created by Hurjui Alexandru Mihai on 02/11/2018.
//  Copyright © 2019 Hurjui Alexandru Mihai. All rights reserved.
//

#include <fstream>
using namespace std;

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

int main()
{
    long long a, b, p = 1;
    const long long r = 1999999973;
    fin >> a >> b;
    while (b > 0)
    {
        if (b% 2== 1)
        {
            p = p * a;
            p = p % r;
        }
        a = a*a % r;
        b= b/2;
    }
    fout << p;
    return 0;
}