C Shell Assignment 11

To complete this assignment, run the following command to install the korn shell:

sudo apt-get install ksh

If you want launch the korn shell to test some commands, run the following command:

ksh

To return to you default shell type:

exit

Write a korn shell program that will continually allow the user to input a numeric average for a number of students. After each grade is input the program will output the letter grade for that student. It will continue to ask for more grades until the user enters -1 to stop. Once the user enters -1, have program output the numeric average for all students.

A sample run could be:

What is the next student's numeric average? 82



That student got a B for the semester.



What is the next student's numeric average? 77



That student got a C for the semester.



What is the next student's numeric average? 86



That student got a B for the semester.



What is the next student's numeric average? 62



That student got a D for the semester.



What is the next student's numeric average? 95



That student got a A for the semester.



What is the next student's numeric average? -99



The average for all students is 80.4