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Stack Operations Visualization
A stack is a LIFO (Last In, First Out) data structure. Elements are added and removed from the top only. Perfect for function calls, expression evaluation, and undo operations.
Stack Size
0
Capacity
10
Top Element
Empty
Status
Empty
Push Operation
Time: O(1)
Pop Operation
Time: O(1)
Peek Operation
Time: O(1)
Utility
Stack is Empty
Top Element
Stack Elements
Stack Base
Stack Operations
Push(element)
Adds element to the top of the stack
Time: O(1), Space: O(1)
Pop()
Removes and returns top element
Time: O(1), Space: O(1)
Peek()/Top()
Returns top element without removing
Time: O(1), Space: O(1)
isEmpty()
Checks if stack is empty
Time: O(1), Space: O(1)
Applications
- • Function Calls: Call stack management
- • Expression Evaluation: Infix to postfix conversion
- • Parentheses Matching: Balanced brackets checking
- • Undo Operations: Text editors, IDEs
- • Browser History: Back button functionality
- • Recursion: Implementing recursive algorithms
- • Memory Management: Stack frames