zip函数 a = [1,2,3,4]b = [5,6,7,8]i = sum(x * y for x, y in zip(a, b))print(i)70 floor and ceil 函数 import matha = 34.3print(math.floor(a))print(math.ceil(a)) 3435 all 函数 print(all([1,2,3,4,5]))print(all([1,2,3,0,5])) TrueFalse enumerate 函数 seasons = ['