#!/usr/bin/env python3# -*- coding: utf-8 -*-names = ['Michael', 'Bob', 'Tracy']for name in names:    print(name)sum = 0for x in [1, 2, 3, 4, 5, 6, 7, 8, 9, 10]:    sum = sum + xprint(sum)sum = 0for x in range(101):    sum = sum + xprint(sum)sum = 0n = 99while n > 0:    sum = sum + n    n = n - 2print(sum)L = ['Bart', 'Lisa', 'Adam']for x in range(3):    print(L[x])n = 1while n <= 100:    if n > 10: # 当n = 11时，条件满足，执行break语句        break # break语句会结束当前循环    print(n)    n = n + 1print('END')