Sum of squares of numbers with goroutines

Go Easy goroutines

Task «Sum of squares of numbers with goroutines»

Write a Go program that takes an integer n as input, followed by n integers. Create n goroutines, each of which calculates the square of one number. Use a channel to collect the results and output the sum of all squares. It is guaranteed that n > 0 and the numbers do not exceed 1000.

Input Format

First line: integer n (1 ≤ n ≤ 10). Second line: n integers separated by spaces.

Output Format

One integer — the sum of squares of all numbers.

Examples

Example 1

INPUT

1
5

OUTPUT

25

main.go