#P130C. Decimal sum

Decimal sum

Description

You are given an array of integer numbers. Calculate the sum of its elements.

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 the sum of the elements of the array.

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.

5<br>1<br>2<br>3<br>4<br>5<br>
7<br>100<br>5<br>45<br>86<br>14<br>20<br>30<br>
15<br>
300<br>