Valid Parentheses using O(1) Space | Live Coding with Explanation | Leetcode - 20

[@AlgorithmsMadeEasy]

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[@rajkrishna8294]

O(1) Space was new for me! Thanks

[@AlgorithmsMadeEasy]

Happy to help !!

[@yasharthgupta9002]

Cant figure out why the logic that we will end up at an open bracket which has not been closed yet if we use the right and top - 1 pointer

[@shivendra2076]

Nice explanation , but we are using hashmap also , so SC is O(N) in 2nd solution as well , Isn't it?

[@beyondlimits384]

finally i found something new

[@arsriz]

Why that variable is named as right ??