Can anyone explain stack in simple way? Specially about push(), pop(), and peak()... With some example...

Question

Question from data structure... You can use any programming language for giving example

Answer 1

Consider stack as a pile of books...
Constraints are u can put book on top and remove from top....
1.push means adding book on top.
2.pop means removing book from top
3.peek means to get value ie name of top book

Answer 2

Technical term for stack operation is LIFO ie last in first out data structure

Answer 3

Give it a try... If u have any doubt then ask... How can u ask for complete code.. Only 3-4 functions u need to write and a stack class or structure

Answer 4

Code can be found anywhere on internet.... For array as well as linked list implementation I told u the concept...

Answer 5

Prince Raj
Maybe this will help,
https://code.sololearn.com/curEw257NKt9/?ref=app

Answer 6

A stack is like a stack of plates. You can only add (push) and remove (pop) plates from the top. It uses the LIFO principle. That is, Last in first out.

Answer 7

Saurabh B can you explain with some code how can we use?

Answer 8

Saurabh B yes there is but I want simple code which is easy to understand how can we use stack, those are complicated?