#include <fstream>
#define mod 1999999973
#define ll long long

using namespace std;

ifstream f("lgput.in");
ofstream g("lgput.out");

ll x, y;

ll putere(ll a, ll b)
{
    if (b==0) return 1;
    if (b%2==0) return putere((a*a)%mod, b/2) % mod;
    if (b%2==1) return (a*putere(a,b-1))%mod;
}

int main()
{
    f>>x>>y;
    g<<putere(x,y)<<'\n';
    return 0;
}