是应该输出0
@cheng_zhe @[yjjr](/space/show?uid=5088)
by ljxljxljx @ 2018-07-23 22:24:14
@[chen_zhe](/space/show?uid=8457)
by ljxljxljx @ 2018-07-23 22:24:46
@[BB2655](/space/show?uid=78860) fixed
by yjjr @ 2018-07-25 10:19:19