# Sum of elements

Execution time limit is 1 second

Runtime memory usage limit is 128 megabytes

Given sequence of $n$ real numbers. Find the sum of all its elements.

## Input

First line contains number $n(n≤100)$. Next line contains $n$ real numbers, each of them is no more than $100$ by absolute value.

## Output

Print the sum of all sequence elements with $1$ digit after the decimal point.

## Examples

Input #1

Answer #1

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