#include <stdio.h>
#include <stdlib.h>
#define MODULO 9901
int put(int n,int p)
{
    if(p==0) return 1;
    if(p==1) return n%MODULO;
    if(p%2==0) return(put(n*n%MODULO,p/2))%MODULO;
    if(p%2==1) return(n*put(n*n%MODULO,p/2))%MODULO;
}
int main()
{
    int a,b,x;
    freopen("sumdiv.in","r",stdin);
    freopen("sumdiv.out","w",stdout);
    scanf("%d%d",&a,&b);
    x=put(a,b+1);
    printf("%d\n",((x-1)/(a-1))%MODULO);

    return 0;
}