#include <bits/stdc++.h>

#define pb push_back
#define ll unsigned long long int

using namespace std;

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

const int m = 1999999973;
int a,b,rez;
int main()
{

    fin >> a >> b;

    rez=1;
    for(int i=0;(1<<i)<=b;i++)
    {
        if(1<<i&b)
          rez=(rez*a)%m;
        a=(a*a)%m;
    }

    fout << rez;

	return 0;

}