倒数第m个数是几

状态	递交者	时间	内存	语言	代码	递交时间
AC	wangziqian	2ms	11.8 MiB	C++17	197 Bytes	2023-7-26 10:45:35
AC	wangshenghao	2ms	11.8 MiB	C++17	3.3 KiB	2023-7-26 10:52:05
AC	guoshurui	4ms	12.9 MiB	C++11(O2)	89 Bytes	2024-8-2 18:48:01
AC	zhangjiayi	4ms	14.8 MiB	C++11(O2)	207 Bytes	2024-2-18 0:34:53
AC	majiatong	4ms	11.9 MiB	C++11(O2)	180 Bytes	2024-12-27 12:56:27
AC	lishengcheng	4ms	13.6 MiB	C++17	119 Bytes	2024-5-1 22:36:32