#include <iostream>
#include <fstream>

#define Mod 1999999973

using namespace std;

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

int main()
{
    int a, b;

    fin >> a >> b;
    long long res = 1;

    while(b)
    {
        if(b % 2 == 1)
        {
            res = (res * a) % Mod;
        }
        b /= 2;
        a = (a * a) % Mod;
    }
    fout << res;
    return 0;
}