Level 4

Stacks And Queues

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  • 1. Introduction to Stack
  • 2. Array implementation of Stack
  • 3. Linked List implementation of stack
  • 4. Implementation Details
  • 5. Introduction to Queues
  • 6. Array implementation of Queues
  • 7. Linked List implementation of Queue
  • 8. Queue Implementation Details
Stack simple
Problem Score Companies Time Status
Simplify Directory Path 250
43:35
Redundant Braces 300 35:47
Cleverstack
Problem Score Companies Time Status
Nearest Smaller Element 350 35:31
Largest Rectangle in Histogram 450
48:01
Sliding Window Maximum 450 52:06
Stack math
Problem Score Companies Time Status
Evaluate Expression 400
28:47
Rain Water Trapped 400 44:22
Multiple stack
Problem Score Companies Time Status
Min Stack 400 36:27
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