判断题（每题 2 分，共 20 分）

状态	递交者	时间	内存	代码	递交时间
AC	zhaotongyu	-	-	71 Bytes	2026-2-3 11:35:51
AC	chentong	-	-	71 Bytes	2025-12-13 16:35:15
AC	zhanghongyi	-	-	71 Bytes	2025-9-15 21:02:03
AC	liangluoquan	-	-	71 Bytes	2025-11-11 13:34:39
AC	xiongzimo	-	-	71 Bytes	2025-9-13 17:51:03
AC	zhangchenrui	-	-	71 Bytes	2026-2-5 11:46:20
AC	chenqianyu	-	-	71 Bytes	2025-12-18 21:32:47
AC	weizhichen	-	-	71 Bytes	2025-9-26 18:44:43
AC	zhouzixuan	-	-	71 Bytes	2026-2-1 15:42:02
AC	chenchiyu	-	-	71 Bytes	2026-2-5 15:42:03
AC	chenxiaojun	-	-	71 Bytes	2026-2-8 14:38:13
AC	liweiwei	-	-	71 Bytes	2025-11-29 17:26:06
AC	liuhaoyu	-	-	71 Bytes	2025-9-15 21:29:53