Sum of array elements using pointers

C++ Easy pointers

Task «Sum of array elements using pointers»

Write a program that reads the size of an array and its elements, and then calculates the sum of all elements using pointers. Use pointer arithmetic to access the array elements.

Input Format

In the first line, an integer N (1 ≤ N ≤ 100). In the second line, N integers (each not exceeding 1000 in absolute value).

Output Format

One integer — the sum of the array elements.

Examples

Example 1

INPUT

5
1 2 3 4 5

OUTPUT

15

Example 2

INPUT

3
-1 -2 -3

OUTPUT

-6

Example 3

INPUT

1 10

OUTPUT

10

Example 4

INPUT

5 3

OUTPUT

3

main.cpp