plz solve all questions 11.Write a lex program to count the number of characters and new lines in the given input text. 12.Write a lex progam to count the number of ‘a’ in the given input text....

plz solve all questions

11.Write a lex program to count the number of characters and new lines in the given input text.

12.Write a lex progam to count the number of ‘a’ in the given input text.

13.Write a lex program to print “NUMBER” or “WORD” based on the given input text.