#include <iostream>
#include <fstream>
#define consta 1999999973
using namespace std;
ifstream f("lgput.in");
ofstream g("lgput.out");
long long a,b,p=1;

void loga(){
    while (b!=1)
    {
        if (b%2==1)
        {
            b--;
            p*=a;
            p=p%consta;
        }
        else
        {
            a*=a;
            b/=2;
            a=a%consta;
        }
    }
    p*=a;
    p=p%consta;
    g<< p;
}

int main()
{
    f >> a;
    f>> b;
    loga();
    return 0;
}