## https://yukicoder.me/problems/no/1560

    

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

    bit_map = {}
    for bit in range(2 ** M):
        array = []
        for i in range(N):
            is_ok = True
            for j in range(M):
                if (1 << j) & bit > 0:
                    if S[i][j] == 0:
                        is_ok = False
                        break
            if is_ok:
                array.append(i)
        bit_map[bit] = array

    # dp
    dp = [0] * (2 ** M)
    dp[0] = 1
    for bit in range(2 ** M):
        if dp[bit] == 0:
            continue

        for j in range(M):
            if (1 << j) & bit == 0:
                cnt = 0
                for y in bit_map[bit]:
                    if S[y][j] == 1:
                        cnt += 1
                if cnt >= (len(bit_map[bit]) + 1) // 2:
                    new_bit = bit | (1 << j)
                    dp[new_bit ] += dp[bit]

    print(dp[2 ** M - 1])                    







if __name__ == "__main__":
    main()