如何实现python两个列表中数字不对应相加 比如a=[2,3,4,5] b=[7,8...答:python3下测试通过,主要三个知识点,一个是itertools.product,set()去重,sorted()用来排序。from itertools import producta = [2, 3, 4, 5]b = [7, 8, 9]s = []for i, j in product(a, b): t = i + j s.append(t)print(sorted(set(s)))...
怎样找第二大的数,python答:比如说:num_list = [98,12,45,1,2,32,90,45,23,121,11]直接排序,输出倒数第二个数即可。num_list = [98,12,45,1,2,32,90,45,23,121,11]tmp_list = sorted(num_list)print('第二大的数是:',tmp_list[-2])