I want to learn a fast solution for↵
↵
`Bubble Cup 13 - Finals [Online Mirror, unrated, Div. 1] B Valuable Paper`↵
↵
https://codeforces.me/contest/1423↵
↵
↵
So I click here.↵
↵
↵
↵
↵
And sort all **accepted** solutions by **Execution Time**.↵
↵
↵
↵
↵
The fastest one is https://codeforces.me/contest/1423/submission/94770930. ↵
↵
↵
↵
↵
I read it carefully and found it is wrong. Then I noticed that it already has been hacked. https://codeforces.me/contest/1423/hacks/669563↵
↵
Why does a hacked solution display as **Accepted**? I think it can mislead users.
↵
`Bubble Cup 13 - Finals [Online Mirror, unrated, Div. 1] B Valuable Paper`↵
↵
https://codeforces.me/contest/1423↵
↵
↵
So I click here.↵
↵
↵
↵
↵
And sort all **accepted** solutions by **Execution Time**.↵
↵
↵
↵
↵
The fastest one is https://codeforces.me/contest/1423/submission/94770930. ↵
↵
↵
↵
↵
I read it carefully and found it is wrong. Then I noticed that it already has been hacked. https://codeforces.me/contest/1423/hacks/669563↵
↵
Why does a hacked solution display as **Accepted**? I think it can mislead users.




