#include <fstream>

using namespace std;

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

int pow(long long int x,long long int p)
{
    long long rez=1,r=1999999973;
    while(p)
    {
        if (p%2==1)
        {
            rez*=x;
            rez%=r;
        }
        x*=x;
        x%=r;
        p/=2;
    }
    return rez;
}

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