#include<fstream>
#include<iostream>
#define q 1999999973
using namespace std;
ifstream in("lgput.in");
ofstream out("lgput.out");
int n,p;
int putere(int n, int p);
int main()
{
    in>>n>>p;
    out<<putere(n,p);
}
int putere(int n, int p)
{
    if(n==1) return 1;
    if(n==0) return 0;
    if(p==1) return n;
    if(p==0) return 1;

    if(n^1) return putere((1ll*n*n)%q,p>>1);
    return (1ll*n*putere((1ll*n*n)%q,(p-1)>>1)%q);
}