Why is "([)]" invalid?
Practice this question from Valid Parentheses - Stack matching Pattern Practice Quiz, with options and an explanation.
Question
Why is "([)]" invalid?
Option A — Correct answer
The close order does not match the most recent open
Option B
It has too many characters
Option C
It has no brackets
Option D
It starts with an open bracket
Explanation
The brackets close in the wrong nested order.