#include <iostream>
#include <fstream>

std::ifstream  fin("lgput.in");
std::ofstream fout("lgput.out");

long long int expmod(long long int n,long long int p,long long int s)
{
    if (p == 0) return 1;   
	if (p % 2 == 1) return (n * expmod(n, p-1)) % s;   
	long long x = expmod(n, p / 2) % s;   
	return x * x % s;
}

int main()
{
	long long a,b;
	fin >> a >> b;
	
	fout << expmod(a, b, 1999999973);
}