Sleeping Cup Submission #5207 (69cc8b13ee5bfeb2dfa36a90)

Judging Details: Subtask #1, Test #1

Verdict: Accepted (100)

Time: 1 ms

Memory: 512 KiB

Input

15
1 3 2 5 7 4 0 3 4 0 2 5 6 0 4

Answer

4

Output

4

Log


        

Message