Pyrhon L16 序列&函数 min & sum

foxdai

#min
def min(x):
    least = x[0]

    for each in x:
        if each < least:
            least = each

    return least
print(min('123456789'))

#Sum
def sum(x):
    result = 0

    for each in x:
        if (type(x) == int) or (type(x) == float):
            result += each
        else:
            continue

    return result

print(sum([1,2.1,2.3,'a','a',True]))