【Python】第二章（数据类型、运算符、内置函数）综合练习

alist = eval(input())
res = sum(alist)/len(alist)
print("{:.3f}".format(res))

 

"""
要产生新列表必须用sorted()
"""
alist = eval(input())
newlist = sorted(alist, reverse=True)
print(newlist)

alist = eval(input())
strlist = list(map(str, alist))
numlist = list(map(len, strlist))
print(numlist)

alist = eval(input())
res = max(alist, key=abs)
print(res)

from functools import reduce
from operator import mul
alist = eval(input())
res = reduce(mul, alist)
print(res)

"""
法1
"""
from operator import mul
alist = eval(input())
blist = eval(input())
print(sum(map(mul, alist, blist)))

"""
法2
"""
alist = eval(input())
blist = eval(input())
print(sum([num1*num2 for num1, num2 in zip(alist, blist)]))