【例36.2】计数问题

状态	递交者	时间	内存	代码	递交时间
AC	cjsadw	248ms	412 KiB	267 Bytes	2023-7-20 19:51:57
AC	cjslongjingxi	254ms	412 KiB	248 Bytes	2023-7-20 19:55:41
AC	cjswuboming	254ms	416 KiB	216 Bytes	2023-7-20 19:38:23
AC	cjsyangruize	255ms	412 KiB	213 Bytes	2023-7-20 19:47:52
AC	cjsliuzhihan	256ms	412 KiB	252 Bytes	2023-7-20 19:47:54
AC	cjsyangjianzhou	257ms	412 KiB	261 Bytes	2023-7-20 19:51:00
AC	fuhongjian	258ms	412 KiB	216 Bytes	2023-7-20 19:48:28
AC	cjscuiyouxincheng	260ms	412 KiB	243 Bytes	2023-7-20 19:47:34