Please write a Python program that provides some useful features in your personal or work life. This program must:

1. Use string variables
2. Use numeric variables such as int and float
3. Use if statements
4. Use loop (for or while)
5. Use function
6. Use a GUI interface (Tkinter)

Requirements:

1. Use a text editor to edit your Python code and save it in a file [your_last_name]_finalproject.py.
2. Run and test your program in the command prompt using the py command. Take screen shots of the results.
3. Save the source code in your [your_last_name]_finalproject.py and the screen shots in ONE SINGLE Microsoft Word or PDF file. In the beginning of this document, please provide information about what the purpose of this application and how it is supposed to be used. Submit the Word or PDF file to the Submissions section on the D2L website for grading.
4. Please produce and submit a mp4 video to demonstrate this application.

Grading Criteria:

1. Successful use of string variables: 10%
2. Successful use of numeric variables: 10%
3. Successful use of ifs: 10%
4. Successful use of loops: 10%
5. Successful use of functions: 10%
6. Succssful use of GUI: 10%
7. Good description about the application: 20%
8. Good presentation of the application: 20%