anaconda关于列表的问题 救救孩子

Question

Answer 1

# 1
def select_second(L):
    if len(L) <= 1:
        return None
    return L[1]
#2
def losing_team_captain(teams):
    return teams[-1][1]

#3 第三题缺失变量d
lengths = [3, 2, 0]

#4:

def fashionably_late(arrivals, name):
    pos = arrivals.index(name) + 1
    if pos > len(arrivals)/2 and pos < len(arrivals):
        print("{} was fashinably late".format(name))
    else:
        print("{} was not fashinably late".format(name))