#include <iostream>
#include <fstream>
#define MOD 1000000000
using namespace std;

ifstream f("lgput.in");
ofstream g("lgput.out");

long long n,p;

long long ridic_put_t_log(int n, int p)
{
    long long rez=1;

    while(p)
    {
        if(p%2==1)
        {
            p--;
            rez=(rez*n)%MOD;
        }

        n=(n*n)%MOD;
        p/=2;
    }

    return rez;
}

int main()
{
    f>>n>>p;

    g<<ridic_put_t_log(n,p);

    return 0;
}