Sum of an Array (Inventory)

Problem

You run a small shop. Given N daily sales figures, compute the total revenue for the week.

Input

Line 1: n. Line 2: n integers separated by spaces.

Output

Single integer — the sum.

Constraints

1 ≤ n ≤ 10^5, 0 ≤ a[i] ≤ 10^6

Sample input

5
100 200 150 300 250

Sample output

Explanation

100+200+150+300+250 = 1000.

arraysloopsbasics@Infosys@TCS

Visible test cases

in: 5
100 200 150 300 250

out: 1000

in: 1
42

out: 42

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