This C++ project needs all the three programs to be executed for functioning. I have made this in repl.it ,which is an online compiling platform for many languages. I would also recommend you to use this platform as some compilers do not support some libraries and pointers I have used in this code.

This is a beautifully designed and highly responsive calculator application built using Flutter. The app offers a smooth user experience with an advanced and modern UI. It supports both basic and advanced arithmetic operations, ensuring a versatile tool for everyday calculations.