#include <fstream>
#define MOD 1999999973
using namespace std;

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

int lgput(int p, int a, int m);

int main()
{
	int a, b;
	fin >> a >> b;
	fout << lgput(a, b, MOD);
	fin.close();
	fout.close();
	return 0;
}

int lgput(int a,int b, int m)
{
	if ( b == 1 )
		return a;
	if ( b == 0 ) 
		return 1;
	int rez = 1;
	rez = lgput(a, b / 2, m);
	rez = (rez * rez ) % m;  
	if ( b & 1 ) // b - impar
		rez *= a;
	return rez % m;
}