7.4 LAB: Counting chars, words, and lines ir Write a program that asks the user for a file name and prints the number of characters, words, and lines in that file. Ex: If the input file contains: Mary had a little lamb Whose fleece was white as snow. And everywhere that Mary went, The lamb was sure to go! the output is: The file contains 110 characters, 22 words and 4 lines You will need to prompt the user for the input file name and then use a for loop to traverse the file. Use Sections 7.2.2 and 7.2.3 in your textbook for reference