#include <fstream>
#define mod 1999999973
using namespace std;
ifstream fin("lgput.in");
ofstream fout("lgput.out");
unsigned int lgput(unsigned int a,unsigned int b)
{
    if(!b)
        return 1;
    if(b%2)
        return 1LL*lgput(1LL*a*a%mod,b/2)*a%mod;
    return lgput(1LL*a*a%mod,b/2)%mod;

}
int main()
{
    unsigned int a,b;
    fin>>a>>b;
    fout<<lgput(a,b);
}