Given a simple arithmetic expression provided to you by your instructor, show how a stack-based calculator computes its result. Show all the states of the stack until it computes the final result. The expression should be given in the postfix notation stored as a list. 2024-8-31 7:53 | 20 | 0 | A2 13 Words | Few seconds Example expression: [1, 2, +, 3, 4, +, -]. Leave your answer below as a comment A2Linked ADTsUnsolve