Day 6 (Algorithms - Simple Array Sum).swift

import Foundation

// number of elements
let n = Int(readLine()!)!

// read array and map the elements to integer
let arr = readLine()!.components(separatedBy: " ").map{ Int($0)! }

// find and print the sum of array
var sum = 0
for num in arr{
    sum+=num
}
print(sum)