Need assistance in completing vcode for C++! Thank you.
Reverse Polish Notation (RPN), or postfix notation is a formatto specify mathematical expressions. In RPN, the operator comesafter the operands instead of the normal format, which is betweenthe operands (infix notation).
Implement a program using an STL Stack Container for integerswith the following rules:
1. If a number is input, push it on the stack
2. If “+” is input, then pop the last two operands off thestack, add them together and push the result
3. If “-“ is input, then pop value1, pop value2, then pushvalue2 – value1 on the stack
4. If “*” is input,
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