Forms often allow a user to enter an integer. write a program that takes in a string representing an integer as input, and outputs your input contains only digits if every character is a digit 0-9. otherwise, your program outputs your input contains more than just digits ex: if the input is 1995, the output is: your input contains only digits ex: if the input is 42,000 or 1995! , the output is: your input contains more than just digits

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?