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BeginnerLists2000 ms256 MB

List Maximum

Find the largest integer in a list.

Statement

Find the largest integer in a list.

Input

First line: `n`. Second line: `n` integers.

Output

The largest integer.

Constraints

  • `1 <= n <= 1000`

Examples

Example 1

Input

5
3 9 4 9 1

Output

9

The largest value is 9.

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