练30.2 错误减法

状态	递交者	时间	内存	语言	代码	递交时间
AC	cjszhangxirui	50ms	760 KiB	C++14(O2)	257 Bytes	2025-6-7 10:52:23
AC	cjsjiangyakun	51ms	508 KiB	C++14(O2)	221 Bytes	2025-6-7 11:39:54
AC	cjsliqiying	55ms	764 KiB	C++14(O2)	211 Bytes	2025-3-21 15:59:23
AC	cjsadw	56ms	416 KiB		199 Bytes	2023-7-19 19:21:00
AC	cjsyangruize	56ms	516 KiB		278 Bytes	2023-7-19 19:23:26
AC	cjswuboming	57ms	412 KiB		201 Bytes	2023-7-19 19:20:50
AC	cjscuiyouxincheng	58ms	412 KiB		205 Bytes	2023-7-19 19:20:58
AC	cjslisibo	60ms	460 KiB		259 Bytes	2023-7-19 18:33:45
AC	cjsliuzhihan	60ms	412 KiB		185 Bytes	2023-7-19 19:22:17