- https://www.programiz.com/dsa/stack or https://www.youtube.com/watch?v=KInG04mAjO0
- https://www.programiz.com/dsa/queue
- https://leetcode.com/problems/implement-stack-using-queues/
- https://leetcode.com/problems/implement-queue-using-stacks/
- https://leetcode.com/problems/valid-parentheses/
- https://leetcode.com/problems/min-stack/
- https://leetcode.com/problems/evaluate-reverse-polish-notation/
- https://leetcode.com/problems/generate-parentheses/
- https://leetcode.com/problems/daily-temperatures/
- https://leetcode.com/problems/car-fleet/
- [] https://leetcode.com/problems/largest-rectangle-in-histogram/