`!q.empty()`要放在前面
by watermonster @ 2020-11-01 20:49:23
@[LSG_watermonster](/user/209454) !谢谢!~
by 张驰666 @ 2020-11-01 21:06:03
@[LSG_watermonster](/user/209454) 唔,改惹还是RE。。。
by 张驰666 @ 2020-11-01 21:07:44
害,我还是自己想想吧~
(或许等到明天就好惹,
你谷评测机日爆已经没i惹。。。)
by 张驰666 @ 2020-11-01 21:08:49
`f[i]=q.top();`要特判`q.empty()`
其实先在栈里面先放个$0$就行了
by watermonster @ 2020-11-01 21:12:24
@[LSG_watermonster](/user/209454) 哇啊!过惹欸!谢谢!!
by 张驰666 @ 2020-11-01 21:18:55
哈哈哈好开心!!
(舒爽。。。
by 张驰666 @ 2020-11-01 21:19:17