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	chenaijin	-	-	80 Bytes	2026-5-19 12:51:41
AC	wengzhaoyu8	-	-	80 Bytes	2026-5-17 21:04:12
AC	yuziqian	-	-	80 Bytes	2026-5-20 13:30:09
AC	zhengkaiyang666	-	-	80 Bytes	2026-5-20 13:29:55
AC	liusiyu	-	-	80 Bytes	2026-6-3 12:37:32
AC	liuhaoran	-	-	80 Bytes	2026-5-9 17:48:41
AC	cdh	-	-	80 Bytes	2026-6-2 13:50:08
AC	lzx_yyds_2015	-	-	80 Bytes	2026-5-21 17:22:02