function getIndicesOfItemWeights(arr, limit) {
  for (let num in arr) {
    var difference = (limit - arr[num])
    //Check if a sum is possible
    if (arr[num] <= limit && arr.includes(difference)) {
     //Sort index in descending order
     if (arr.indexOf(arr[num]) < arr.indexOf(difference)) {
       return [arr.indexOf(difference), arr.indexOf(arr[num])]
     }
     return [arr.indexOf(arr[num]), arr.indexOf(difference)]
    }
  }
  return []
}