## Editorial for An Animal Contest 3 P3 - Monkey Market

Remember to use this editorial

**only**when stuck, and**not to copy-paste code from it**. Please be respectful to the problem author and editorialist.**Submitting an official solution before solving the problem yourself is a bannable offence.**Author:

We notice that it is always optimal to buy at the smallest prices and sell at the largest prices. We sort the numbers and place them in an alternating fashion like `S L S L`

, where `S`

denotes one of the smallest prices and vice versa for `L`

. Since order does not matter for multiplication and division, it suffices to place the numbers in any order that satisfies the alternating fashion.

**Time Complexity:**

## Comments