#include <stdio.h>
#define m 1999999973
using namespace std;
FILE *f,*g;
int main()
{
    f=fopen("lgput.in","r");
    g=fopen("lgput.out","w");
    long long n,p,x;
    fscanf(f,"%lld %lld",&n,&p);
    x=1;
    while(p)
    {
        if(p%2==1)
        {
            x=(x*n)%m;
        }
        n=(n*n)%m;
        p/=2;
    }
    fprintf(g,"%lld",x);
    return 0;
}