Input
4
(())
()((
(()(
))))
Your output
0
Expected output
8

Input
2
()
()
Your output
0
Expected output
4

Input
2
))
((
Your output
0

Input
3
(((
())
)))
Your output
0
Expected output
6

Input
5
(((((
(((()
((())
(()))
())))
Your output
10
Expected output
18

Input
5
(((()
())((
(((()
)((((
)))))
Your output
10

Input
4
((((
()()
((((
()()
Your output
0

Input
4
((((
((((
))))
))))
Your output
10
Expected output
16

Input
4
((((
())(
)(()
))))
Your output
10

Input
5
(((((
(((((
(((((
(((((
(((()
Your output
0