#include <iostream>
#include <fstream>

using namespace std;

long long Exp_Rapida_Rest(long long a,long long b,long long p)
{
    long long rez=1;
    while(b)
    {
        if(b%2)
        {
            rez=(rez*a)%p;
            b--;
        }
        else
        {
            a=(a*a)%p;
            b/=2;
        }
    }
    return rez;
}

int main()
{
    long long a,b,p,r;
    ifstream f("lgput.in");
    ofstream g("lgput.out");
    f>>a>>b;
    p=1999999973;
    g<<Exp_Rapida_Rest(a,b,p);

    return 0;
}