Here is a simple test you need finish before enter next round.
Given an expression: 2 + ( ( 4 + 6 ) * (9 - 2) - 5 - 1) + 1
Write a program calculate the given expression Do not simply use "eval" directly Need unit test Bouns:
2 + ( ( 4 + 6 ) * sqrt(5) + 3) / 2 + 1