Total Score

Problem Description

The final exams are finally over! The math teacher is tallying the total math score of the whole class. Because there are quite a lot of students, he thinks it would be more convenient to let the computer do it. Can you help the teacher with this?

Input Format

Two lines:

The first line is an integer $n\ (1 \le n < 100)$, the number of students who took this exam;

The second line contains the $n$ students' scores, with adjacent numbers separated by a single space. All scores are integers between $0$ and $100$.

Output Format

A single integer, the total math score of the whole class.

Sample Input

5
85 78 90 99 60

Sample Output

412