Question

2. Product Sort
In a warehouse, a manager would like to sort
the items in the stock. Given an array of n
item values, sort the array in ascending
order, first by the number of items with a
certain value, then by the values themselves.
Example
n = 6
items = [4, 5, 6, 5, 4, 3]
• There are 2 values that occur twice: [4, 4, 5,
57.
. There are 2 values that occur once: (3, 6).
• The array of items sorted by quantity and
then by value in ascending order is [3, 6, 4,
4, 5, 57
Function Description​

Answer 1

Answer:

sorry

Explanation:

I don't know answer

Answer 2

Answer:

lst1 = [4, 5, 6, 5, 4, 3]

dicti = {}

for i in lst1:

   a = lst1.count(i)

   if a not in dicti.keys():

       dicti[a] = [i]

   else:

       dicti[a].append(i)

key = list(dicti.keys())

key.sort()

out =[]

for i in key:

   dicti[i].sort()

   for i in dicti[i]:

       out.append(i)

print(out)

Explanation:

No Explanation