#include <iostream>
#include <fstream>
#include <bitset>
using namespace std;
ifstream f ("lgput.in");
ofstream g ("lgput.out");
long long n,i,j,k,x,r=1;
long long m=1999999973;
int main()
{
    f>>x>>n;
    while(n)
    {
        if(n%2==1)
        {
            n--;
            r=(r*x)%m;
        }
        x=(x*x)%m;
        n=n/2;
    }
    g<<r;
    return 0;
}