Write a program that can build a simple inverted index of a set of text documents. Each invertedlist will contain the file names of the documents that contain that word. Suppose the file A contains...

Write a program that can build a simple inverted index of a set of text documents. Each invertedlist will contain the file names of the documents that contain that word. Suppose the file A contains the text "the quick brown fox", and file B contains "the slow blue fox". The output of your program would be: