华为上机题目，包括灯亮盏数、地铁换乘、最大最小值、括号匹配、回文数、将第一行中含有第二行中“23”的数输出并排序-Huawei computer subject, including the light lamp, transit, maximum minimum, parentheses matching, palindrome, will be the first line contains 23 the number of output in the second row and so