Decimal sum

Description:

Input:

The first line of the input contains an integer n (1 ≤ n ≤ 100) — the size of the array. Next n lines contain the elements of the array, one per line. Each element is an integer between 1 and 100, inclusive.

Output:

Output the sum of the elements of the array.

Sample Input:

5
1
2
3
4
5

Sample Output:

15

Sample Input:

7
100
5
45
86
14
20
30

Sample Output:

300