#include <iostream>
#include <fstream>
using namespace std;
ifstream f("lgput.in");
ofstream g("lgput.out");
int64_t pown(int64_t a,int64_t b,int64_t m)
{
    int64_t res=1;
    while(b)
    {
        if(b%2)
            res=(res * a)% m,b--;
        else
            a=(a*a)%m,b/=2;
    }
    return res;
}
int main()
{
    int64_t a,b,m=1999999973;
    f>>a>>b;
    g << pown(a,b,m);
    return 0;
}