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