A1031
https://www.cnblogs.com/zhuqiwei-blog/p/8434811.html
A1032
https://www.cnblogs.com/zhuqiwei-blog/p/8531037.html
A1033*
https://www.cnblogs.com/zhuqiwei-blog/p/8502536.html
A1034*
https://www.cnblogs.com/zhuqiwei-blog/p/8546815.html
1、不要忘记按名字的字典序输出。