時限是否有問題呢??因為傳了幾次用不同複雜度的方法用時都差不多(2000up!?)，第一種是O(nlogn)，第二種是平均O(n)
Seems like the testdatum was corrupted. I've uploaded a new testdatum and rejudged. Now you get an AC.
Comments:
#1
Seems like the testdatum was corrupted.
I've uploaded a new testdatum and rejudged.
Now you get an AC.