#include <stdio.h>
#include <stdlib.h>
#define FUCK 1999999973
int main()
{
    FILE *f1 = fopen("lgput.in","r"),*f2=fopen("lgput.out","w");
    unsigned long long a,r,b;
    r=1;
    fscanf(f1,"%llu%llu",&a,&b);
    while ( b > 0 )
    {
        if ( b % 2 == 1 )
        {
            r = (r*a) % FUCK ;
        }
        a=(a*a) % FUCK ;
        b /= 2 ;
    }
    fprintf(f2,"%llu",r);
    return 0;
}