Question 1. Before you actually start constructing your compiler, you need to intensely explore Lex tool which will be mainly used in lexical analysis phase. This programming assignment is for using Lex tool to scan and analyze an input text file. Use Lex tool to scan and analyze the content of a text file. The output should show the following: 1. The longest word in the file. 2.Print all integer and double numbers that are in (50,70]. Print an appropriate mes- sage if there is no number in (50,70] 3.All words that start with vowel. Print an appropriate message if there is no word start with a vowel. 4. The number of times the word "the" mentioned in the file. Submit the following: A soft copy of a single lex ".l file through LMS. (Feb 20th before 11:59 PM). .A screen sots of the output Sample Input File: This generational and chronological list of Intel processors attempts to present all of Intel's processors from the pioneering 4-bit 4004(1971) to the present high- end offerings, which include the 64-bit Itanium 2 (2002), Intel Core i7, and Xeon E3 and E5 series processors (2015). Concise technical data are given for each product. Output: The longest word is "chronological" There are 11 words that start with vowel letter. They are: and, of, Intel, attempts, all, offerings, include, Itanium, and are, each The numbers that are between 50 and 70 are: 64 There are 3 "the" mentioned