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Valid Parentheses
Solved
DSA
•40% Acceptance Rate•12,890 SubmissionsGiven a string s containing just the characters "(", ")", "{", "}", "[" and "]", determine if the input string is valid.
An input string is valid if:
1. Open brackets must be closed by the same type of brackets.
2. Open brackets must be closed in the correct order.
3. Every close bracket has a corresponding open bracket of the same type.
Constraints:
1 <= s.length <= 10^4
s consists of parentheses only "()[]{}"
Related Topics:
String
Stack
Console Output
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