N = int(input())
M = int(input())
from operator import mul
from functools import reduce

def cmb(n,r,mod):
    r = min(n-r,r)
    if r == 0: return 1
    over = reduce(mul, range(n, n - r, -1))
    under = reduce(mul, range(1,r + 1))
    return (over // under)%mod

a = cmb(N, M,10**8)
s = str(a)
print('0'*(8-len(s))+s)