把`l=a[-1];`改成`l=a[n-1];`
by heyz @ 2024-07-16 13:38:04
@[wky_wsy](/user/1323415)
by heyz @ 2024-07-16 13:41:16
@[heyz](/user/1015977)
已AC，谢谢谢谢谢谢谢谢谢谢谢
by wky_wsy @ 2024-07-16 13:43:26
@[wky_wsy](/user/1323415) "-1"到底是怎么能编译出来的？。。。
by Hgvuryg27 @ 2024-07-16 13:52:02
@[Hgvuryg27](/user/1064894)
-1默认是数组的最后一项。
by wky_wsy @ 2024-07-16 13:59:15
@[wky_wsy](/user/1323415) 是我见识浅了。
by Hgvuryg27 @ 2024-07-16 14:51:30
@[wky_wsy](/user/1323415)
会出现Array index -1 is before the beginning of the array
by Gavinzhou @ 2024-07-21 14:37:06