Answer:
Shell mode is just for basic programs like addition, multiplication etc , whereas to run programs u need interactive mode
Step-by-step explanation:
Providing access to all of Python's built-in functions and any installed modules, command history, and auto-completion, the interactive console offers the opportunity to explore Python and the ability to paste code into programming files when you are readyIf you are in the standard Python shell, you can click "File" then choose "New" or simply hit "Ctrl + N" on your keyboard to open a blank script in which you can write your code. You can then press "Ctrl + S" to save it. After writing your code, you can run it by clicking "Run" then "Run Module" or simply press F5.