Solution: Valid Parentheses
Explore how to validate parentheses in strings by using stack operations. Learn to identify matching pairs and handle different types of parentheses, ensuring they are closed in the correct order. This lesson helps you understand key stack concepts applied in Java programming for coding interviews.
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Statement
Given a string, exp, which may consist of opening and closing parentheses. Your task is to check whether or not the string contains valid parenthesization.
The conditions to validate are as follows:
Every opening parenthesis should be closed by the same kind of parenthesis. Therefore,
{)and[(])strings are invalid.Every opening parenthesis must be closed in the correct order. Therefore,
)(and()(()are invalid.
Constraints:
exp.length...