#include <iostream>
#include <fstream>

using namespace std;

ifstream in("lgput.in");
ofstream out("lgput.out");
const int modd = 1999999973;
long long int lgpowy(long long int x,long long int y)
{
    long long int sol=x;
    long long int aux=1;
    while(y>0)
    {
        if(y%2==0)
        {
            sol=(sol*sol)%modd;
            y=y/2;
        }
        else
        {
            y--;
            aux=aux*x%modd;
        }
    }
    return (sol*aux)%modd;
}

int main()
{
    long long int x,y;
    cin>>x>>y;
    cout<<lgpowy(x,y-1);
}