#include <fstream>
#define M 1999999973
using namespace std;
ifstream f("lgput.in");
ofstream g("lgput.out");
int putere(int a, int b)
{   if(a==0) return 0;
    if(b==0) return 1;
    if(b%2==1) return 1LL*a*putere(a,b-1)%M;
    int v=1LL*putere(a,b/2)%M;
    return 1LL*v*v%M;
}
int main()
{   int aa,bb;
    f>>aa>>bb;
    g<<putere(aa,bb);
    g.close();
    f.close();
    return 0;
}