#include <iostream>
#include <fstream>
using namespace std;
ifstream in("lgput.in");
ofstream out("lgput.out");
long long a,b,mod =1999999973;
long long putere(long long a,long long b)
{
    if(b == 1)
        return a % mod;
    if(b % 2 == 0)
        return putere(a*a%mod,b/2)%mod;
    return a*putere(a*a%mod,(b-1)/2)%mod;
}
int main()
{
    in >> a >> b;
    out << putere(a,b);
    return 0;
}