Program to Evaluate Postfix Expression – LeetCode
Given, an arithmetic expression. We need to Evaluate Postfix Expression, also known as Reverse Polish Notation. Operators include /,*,+,- and we will always return a finite result, there won’t be…
Stack
Balanced Parenthesis Program
We have an expression that contains brackets and alphanumeric characters, and we need to check whether the parenthesis are balanced or not. Balanced Parenthesis means an equal number of opening…
Stack Program in C++ using Array and STL
I was brushing up my data structure skills and this post contains code for the Stack program using both Array and STL containers, the Stack follows the LIFO mechanism i.e…