#AT1352. [ABC167F] Bracket Sequencing
[ABC167F] Bracket Sequencing
Score : points
Problem Statement
A bracket sequence is a string that is one of the following:
- An empty string;
- The concatenation of
(, , and)in this order, for some bracket sequence ; - The concatenation of and in this order, for some non-empty bracket sequences and /
Given are strings . Can a bracket sequence be formed by concatenating all the strings in some order?
Constraints
- The total length of the strings is at most .
- is a non-empty string consisting of
(and).
Input
Input is given from Standard Input in the following format:
Output
If a bracket sequence can be formed by concatenating all the strings in some order, print Yes; otherwise, print No.
2
)
(()
Yes
Concatenating (() and ) in this order forms a bracket sequence.
2
)(
()
No
4
((()))
((((((
))))))
()()()
Yes
3
(((
)
)
No