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Stack Visualizer
LIFO (Last In, First Out) - Operations happen at the top only
3
Size
30
Top
8
Max Size
Ready for stack operations
Value:
Speed:
Slow
Medium
Fast
Max Size:
6
8
10
Stack Structure (Top → Bottom)
TOP
10
Index 0
20
Index 1
30
Index 2
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Push
Pop
Peek
Clear
Stack Operations:
Basic Operations:
Push:
Add element to top of stack
Pop:
Remove and return top element
Peek/Top:
View top element without removing
isEmpty:
Check if stack is empty
Characteristics:
LIFO:
Last In, First Out principle
Time Complexity:
O(1) for all operations
Space Complexity:
O(n) where n is number of elements
Use Cases:
Function calls, undo operations, expression parsing