import sys
input = sys.stdin.readline


def main():
    N, M = map(int, input().split())
    a = [input() for _ in range(M)]

    dp = [0]*(N+1)
    dp[0] = 1
    dp[1] = 1

    for i in range(2, N+1):
        if i in a:
            dp[i] = 0
            continue


        dp[i] = dp[i-1] + dp[i-2]


    print(dp)

main()