Consider the following text file named as INPUT.txt Python supports multiple programming paradigms including object oriented imperative and functional programming or procedural styles. Python features a dynamic type system and automatic memory management and has a large and comprehensive standard library. The best we learn anything is by practice and exercise questions. We have started this section for those who are familiar with Python. This section contains 3 parts, the next one contains 4 subsections. way Write a Python program that reads the text file INPUT.txt and builds a dictionary where keys are integers indicating word lengths and values are lists of words having the same length of the associated keys, such as {1:{'a',...}, 2:{'or',...}, ...}. Also, using this dictionary find the most frequent word in the text. Implement in pure Python without using any library function other than Python's built functions. tivate Windows in To activate Windows