蓝泽兮的博客

flag = 1 str1 = input().split('.') for i in str1: if i.isdigit(): if int(i)>=0 and int(i)<=255: flag = 1 else: flag = 0 break if flag == 1: print('1') else: print('0')

import random total = 10 n = 5 result = [] for i in range(1,n): hb = round(random.uniform(0.01, total/n*2), 2) result.append(hb) total = round(total - hb,2) result.append(total) print(result) 原则： 1、所有红包和等于总金额 2、所有红包金额差距不太大 3、避免规律，如先领者大，后领者小...

str1 = sorted(str2)