Problem statement

Implement a desk calculator using operator precedence parsing.

How to run

$ g++ main.cpp
$ ./a.out
$ 6+(5*3-(10/5))
> 19

Notes

• Negative values are not handled. i.e. 5-9 is good but -4 is not.
• Supported operations addition, substraction, multiply, divide.
• Brackets () are supported.