👉 In computer science, an equalizer is a function or algorithm that is used to divide inputs into two groups based on their frequency of occurrence. The goal is to group similar input values together and remove duplicates. An example of an equalizer in Python could be the following: ```python def equalize(arr): # Divide arr into two halves based on frequency of occurrence half = len(arr) // 2 # Create a list for the first half left_half =