练68.2 字符串判等

Status	Submit By	Time	Memory	Language	Code	Submit At
AC	李衍树xly2025	16ms	544 KiB	C++14(O2)	477 Bytes	2025-7-25 15:59:36
AC	taoruiguo120	17ms	760 KiB	C++14	389 Bytes	2025-8-1 17:37:45
AC	chenqiugu	21ms	640 KiB	C++14	751 Bytes	2025-8-6 22:20:02
AC	李锦华	21ms	768 KiB	C++14(O2)	1.9 KiB	2026-2-25 16:39:12