#include <fstream>
#define MODULO 1999999973
using namespace std;
ifstream fin("lgput.in");
ofstream fout("lgput.out");

long long lgput(long long a, long long n)
{
    if(n==0)return 1;
    else if(n==1)return a;
    else if(n%2==0)return lgput(a*a,n/2)%MODULO;
    else return a*lgput(a*a,(n-1)/2)%MODULO;
}
int a,b;
int main()
{
    fin>>a>>b; //!a si b is prime intre ele
    fout<<lgput(a,b)%MODULO;


    return 0;
}