MOD = 998244353

def main():
    import sys
    input = sys.stdin.read().split()
    ptr = 0
    N, Q = int(input[ptr]), int(input[ptr + 1])
    ptr += 2
    A = list(map(int, input[ptr:ptr + N]))
    ptr += N
    B = list(map(int, input[ptr:ptr + Q]))
    
    dp = [0] * (N + 1)
    dp[0] = 1
    current_max = 0
    
    for a in A:
        tmp = [0] * (N + 1)
        for j in range(current_max + 1):
            # Case where we don't choose color 1 from this box
            tmp[j] = (tmp[j] + dp[j] * (a - 1)) % MOD
            # Case where we choose color 1 from this box
            if j + 1 <= N:
                tmp[j + 1] = (tmp[j + 1] + dp[j]) % MOD
        dp = tmp
        current_max += 1
    
    for b in B:
        print(dp[b] % MOD)

if __name__ == '__main__':
    main()