Tag: valid parentheses
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Data Structures & Algorithms in Java – Strings – Valid Parantheses
Problem: Given a string containing parantheses ( (,).{,},[,]) check if the parantheses match or not. For example, The string “()[]{}” is a valid string because the opening parentheses are matched by closing ones. The string “{[()]}” is also a valid expression since all the opening parentheses have corresponding closing parentheses The string “(]” is invalid…