C. Pōja Verdon
time limit per test
1 second
memory limit per test
256 megabytes
input
standard input
output
standard output

Aenar has an array $$$a$$$ consisting of $$$n$$$ integers.

Input

The first line is the integer $$$n$$$ ($$$1 \le n \le 100$$$).

The second line contains $$$n$$$ integers $$$a_i$$$ ($$$0 \le a_i \le 3979$$$) — the contents of the array.

Output

Output a single number.