This is a program to entering the attendance score.
Idea: First prompt the window to add what function a user needed.
(a) Add new entry
(q) quit
After pressing 'a', it will prompt
Entry name:
After entering the 'entry name', it will keep prompting the following message to type in the last-4 digit of the student id
Last 4 digits of student id [or quit (q)]:
It will ask you to enter the full student ID when duplicated record found:
"More than one students found:"
...
"Enter the full student id: "
After you press q, the program will ask you the filename you would like to save:
save to file with name: