Write a c language program to test if a string is a palindrome using a stack. you can push characters in the stack one by one. when you reach the end of the string, you can pop the characters and form a new string. if the two strings are exactly the same, the string is a palindrome. note that palindromes ignore spacing, punctuation, and capitalization. test your program with the following test cases.
go dogmadam, i'm adammadam, i'm not a palindrome

When you type the pwd command, you notice that your current location on the linux filesystem is the /usr/local directory. answer the following questions, assuming that your current directory is /usr/local for each question. a. which command could you use to change to the /usr directory using an absolute pathname? b. which command could you use to change to the /usr directory using a relative pathname? c. which command could you use to change to the /usr/local/share/info directory using an absolute pathname? d. which command could you use to change to the /usr/local/share/info directory using a relative pathname? e. which command could you use to change to the /etc directory using an absolute pathname? f. which command could you use to change to the /etc directory using a relative pathname?