Function to return the minimum sum and maximum sum of an array

min-max-sum-array.js

function minMaxSum(array = []) {
  const sorted = array.sort((a, b) => a - b) // Ascended sort
  
  const minSum = sorted.slice(0, array.length/2).reduce((p, c) => p+=c);
  const maxSum = sorted.slice(array.length/2, array.length).reduce((p, c) => p+=c);
  
  return [minSum, maxSum]
}