练8.2 完成习题

Status	Submit By	Time	Memory	Language	Code	Submit At
AC	单希乐	9ms	6.3 MiB	C++ 17	123 Bytes	2023-5-17 22:38:29
AC	辛佳蔚	9ms	6.2 MiB	C++ 17	152 Bytes	2023-4-17 19:54:36
AC	东明张展奕	9ms	6.6 MiB	C++ 17	143 Bytes	2023-4-22 8:07:18
AC	邴诚文	9ms	6.7 MiB	C++ 17	130 Bytes	2023-4-21 19:57:57
AC	单秋舒	9ms	6.3 MiB	C++ 17	168 Bytes	2023-4-17 19:41:07
AC	雷子轩	9ms	6.2 MiB	C++ 17	90 Bytes	2023-5-19 7:37:38
AC	赵泽华	10ms	6.3 MiB	C++ 17	117 Bytes	2023-5-13 21:42:05
AC	徐小格	10ms	6.2 MiB	C++ 17	138 Bytes	2023-5-12 20:23:30
AC	崔行磊	10ms	6.3 MiB	C++ 17	126 Bytes	2023-5-24 16:28:28