【例65.2】清除地雷

Status	Submit By	Time	Memory	Language	Code	Submit At
AC	wjy	28ms	772 KiB	C++98(O2)	584 Bytes	2025-3-15 15:37:48
AC	bmq	28ms	764 KiB	C++98	566 Bytes	2025-3-15 15:35:53
AC	李金十	33ms	764 KiB	C++98	632 Bytes	2025-3-28 21:31:02
AC	ysy	34ms	808 KiB	C++23(O2)	589 Bytes	2025-3-15 15:27:43