Easyarraysloops
Maximum of an Array
Time limit 2 s · Memory 64 MB
Statement
The first line contains n, the second line contains n integers separated by spaces. Print the largest of them.
Constraints
1 ≤ n ≤ 10^5 -10^9 ≤ a_i ≤ 10^9
Examples
Input 1
5 3 9 2 7 1
Output 1
9
Input 2
4 -3 -1 -7 -2
Output 2
-1