#include <iostream>

using namespace std;
ifstream f("lgput.in")
ofstream g("lgput.out")
const int64_t MOD=1999999973;
int64_t n,p;
int64_t putere(int64_t b,int64_t e){
    if(e==1)
        return 0;
    int64_t r=putere(b,e/2);
    r=r*r\MOD;
    if(e%2==1)
        r=b*r\MOD;
    return r;
}
int main()
{
    f>>n>>p;
    g<<putere(n,p);
}