Buggy python submission (verdict: Time Limit Exceeded):
from sys import stdin

def checker(x):
    if not x: return 1
    if x[0] != '(' or x[-1] != ')': return 0

    l = x[1:-1].count('(')
    r = len(x[1:-1]) - l
    if l != r: return 0

    return 1

def main():
    from itertools import permutations
    readline = stdin.readline
    n = int(readline())
    s = tuple(readline().strip() for _ in range(n))
    comb_s = tuple(set(permutations(s)))

    res = tuple(filter(lambda x: checker(''.join(x)) == 1, comb_s))
    if not res:
        print('No')
    else:
        print('Yes')
    return

if __name__ == '__main__':
    main()


Fixed submission:
from sys import stdin

def main():
    readline = stdin.readline
    n = int(readline())
    s = tuple(readline().strip() for _ in range(n))

    plus, minus = [], []
    for c in s:
        if 2 * c.count('(') - len(c) > 0:
            plus.append(c)
        else:
            minus.append(c)

    plus.sort(key = lambda x: x.count(')'))
    minus.sort(key = lambda x: x.count('('), reverse = True)
    plus.extend(minus)
    sum = 0
    for v in plus:
        for vv in v:
            sum = sum + (1 if vv == '(' else -1)
            if sum < 0 : return print('No')
    if sum != 0:
        return print('No')

    return print('Yes')

if __name__ == '__main__':
    main()

Buggy python submission (verdict: Time Limit Exceeded):
import sys
from itertools import permutations

def checker(x):
    if not x: return 1
    if x[0] != '(' or x[-1] != ')': return 0

    l = x[1:-1].count('(')
    r = len(x[1:-1]) - l
    if l != r: return 0

    return 1

def main():
    readline = sys.stdin.readline
    n = int(readline())
    s = tuple(readline().strip() for i in range(n))
    comb_s = tuple(set(permutations(s)))

    for i in comb_s:
        jud = checker(''.join(i))
        if jud == 1:
            print('Yes')
            return

    print('No')
    return

if __name__ == '__main__':
    main()


Fixed submission:
from sys import stdin

def main():
    readline = stdin.readline
    n = int(readline())
    s = tuple(readline().strip() for _ in range(n))

    plus, minus = [], []
    for c in s:
        if 2 * c.count('(') - len(c) > 0:
            plus.append(c)
        else:
            minus.append(c)

    plus.sort(key = lambda x: x.count(')'))
    minus.sort(key = lambda x: x.count('('), reverse = True)
    plus.extend(minus)
    sum = 0
    for v in plus:
        for vv in v:
            sum = sum + (1 if vv == '(' else -1)
            if sum < 0 : return print('No')
    if sum != 0:
        return print('No')

    return print('Yes')

if __name__ == '__main__':
    main()

Buggy python submission (verdict: Time Limit Exceeded):
import sys
from itertools import permutations

def checker(x):
    if not x: return 1
    if x[0] != '(' or x[-1] != ')': return 0

    l = x.count('(')
    r = x.count(')')
    if l != r: return 0

    return 1

def main():
    readline = sys.stdin.readline
    n = int(readline())
    s = tuple(readline().strip() for i in range(n))
    comb_s = tuple(set(permutations(s)))

    for i in comb_s:
        jud = checker(''.join(i))
        if jud == 1:
            print('Yes')
            return

    print('No')
    return

if __name__ == '__main__':
    main()


Fixed submission:
from sys import stdin

def main():
    readline = stdin.readline
    n = int(readline())
    s = tuple(readline().strip() for _ in range(n))

    plus, minus = [], []
    for c in s:
        if 2 * c.count('(') - len(c) > 0:
            plus.append(c)
        else:
            minus.append(c)

    plus.sort(key = lambda x: x.count(')'))
    minus.sort(key = lambda x: x.count('('), reverse = True)
    plus.extend(minus)
    sum = 0
    for v in plus:
        for vv in v:
            sum = sum + (1 if vv == '(' else -1)
            if sum < 0 : return print('No')
    if sum != 0:
        return print('No')

    return print('Yes')

if __name__ == '__main__':
    main()

Buggy python submission (verdict: Time Limit Exceeded):
import sys
from itertools import permutations

def checker(x):
    if not x: return 1
    if x[0] != '(' or x[-1] != ')': return 0

    l = x.count('(')
    r = x.count(')')
    if l != r: return 0

    return 1

def main():
    for i in comb_s:
        jud = checker(''.join(i))
        if jud == 1:
            print('Yes')
            return

    print('No')
    return

if __name__ == '__main__':
    readline = sys.stdin.readline

    n = int(readline())
    s = (readline().strip() for i in range(n))

    comb_s = list(permutations(s))
    comb_s = tuple(set(comb_s))

    main()


Fixed submission:
from sys import stdin

def main():
    readline = stdin.readline
    n = int(readline())
    s = tuple(readline().strip() for _ in range(n))

    plus, minus = [], []
    for c in s:
        if 2 * c.count('(') - len(c) > 0:
            plus.append(c)
        else:
            minus.append(c)

    plus.sort(key = lambda x: x.count(')'))
    minus.sort(key = lambda x: x.count('('), reverse = True)
    plus.extend(minus)
    sum = 0
    for v in plus:
        for vv in v:
            sum = sum + (1 if vv == '(' else -1)
            if sum < 0 : return print('No')
    if sum != 0:
        return print('No')

    return print('Yes')

if __name__ == '__main__':
    main()

Buggy python submission (verdict: Time Limit Exceeded):
import sys
from itertools import permutations

def checker(x):
    if not x: return 1
    if x[0] != '(' or x[-1] != ')': return 0

    l = x.count('(')
    r = x.count(')')
    if l != r: return 0

    return 1

def main():
    for i in comb_s:
        jud = checker(''.join(i))
        if jud == 1:
            print('Yes')
            return

    print('No')
    return

if __name__ == '__main__':
    readline = sys.stdin.readline

    n = int(readline())
    s = [readline().strip() for i in range(n)]

    comb_s = list(permutations(s))

    main()


Fixed submission:
from sys import stdin

def main():
    readline = stdin.readline
    n = int(readline())
    s = tuple(readline().strip() for _ in range(n))

    plus, minus = [], []
    for c in s:
        if 2 * c.count('(') - len(c) > 0:
            plus.append(c)
        else:
            minus.append(c)

    plus.sort(key = lambda x: x.count(')'))
    minus.sort(key = lambda x: x.count('('), reverse = True)
    plus.extend(minus)
    sum = 0
    for v in plus:
        for vv in v:
            sum = sum + (1 if vv == '(' else -1)
            if sum < 0 : return print('No')
    if sum != 0:
        return print('No')

    return print('Yes')

if __name__ == '__main__':
    main()

Buggy python submission (verdict: Time Limit Exceeded):
import sys
from itertools import permutations
readline = sys.stdin.readline

n = int(readline())
s = [readline().strip() for i in range(n)]

comb_s = list(permutations(s, n))

def checker(x):
    if not x: return 1
    if x[0] != '(' or x[-1] != ')': return 0

    r = x.count('(')
    l = x.count(')')
    if r != l: return 0

    return 1

def main():
    for i in comb_s:
        jud = checker(''.join(i))
        if jud == 1:
            print('Yes')
            return

    print('No')
    return

main()


Fixed submission:
from sys import stdin

def main():
    readline = stdin.readline
    n = int(readline())
    s = tuple(readline().strip() for _ in range(n))

    plus, minus = [], []
    for c in s:
        if 2 * c.count('(') - len(c) > 0:
            plus.append(c)
        else:
            minus.append(c)

    plus.sort(key = lambda x: x.count(')'))
    minus.sort(key = lambda x: x.count('('), reverse = True)
    plus.extend(minus)
    sum = 0
    for v in plus:
        for vv in v:
            sum = sum + (1 if vv == '(' else -1)
            if sum < 0 : return print('No')
    if sum != 0:
        return print('No')

    return print('Yes')

if __name__ == '__main__':
    main()

Buggy python submission (verdict: Time Limit Exceeded):
import itertools

n = int(input())

s = []
for i in range(n):
    s.append(input())

comb_s = list(itertools.permutations(s, len(s)))

def checker(x):
    jud = 1
    ans = ''.join(x)

    if not s:
        return jud

    r = x.count('(')
    l = x.count(')')
    if r != l:
        jud =0
        return jud

    if x[0] != '(' or x[-1] != ')':
        jud =0

    return jud

def main():
    for i in range(len(comb_s)):
        juds = checker(''.join( [j for j in comb_s[i]]))
        if juds == 1:
            print('Yes')
            return

    print('No')
    return
main()


Fixed submission:
from sys import stdin

def main():
    readline = stdin.readline
    n = int(readline())
    s = tuple(readline().strip() for _ in range(n))

    plus, minus = [], []
    for c in s:
        if 2 * c.count('(') - len(c) > 0:
            plus.append(c)
        else:
            minus.append(c)

    plus.sort(key = lambda x: x.count(')'))
    minus.sort(key = lambda x: x.count('('), reverse = True)
    plus.extend(minus)
    sum = 0
    for v in plus:
        for vv in v:
            sum = sum + (1 if vv == '(' else -1)
            if sum < 0 : return print('No')
    if sum != 0:
        return print('No')

    return print('Yes')

if __name__ == '__main__':
    main()

Buggy python submission (verdict: Runtime Error):
import itertools

n = int(input())

s = []
for i in range(n):
    s.append(input())

comb_s = list(itertools.combinations(s, len(s)))

def checker(x):
    jud = 1
    ans = ''.join(x)

    if not s:
        return jud

    print(ans)
    r = x.count('(')
    l = x.count(')')
    if r != l:
        jud =0
        return jud

    if x[0] != '(' or x[-1] != ')':
        jud =0

    return jud

def main():
    for i in range(len(comb_s)):
        print(comb_s[i])
        juds = checker(''.join(for j in comb_s[i]))
        if juds == 1:
            print('Yes')
            return

    print('No')
    return
main()


Fixed submission:
from sys import stdin

def main():
    readline = stdin.readline
    n = int(readline())
    s = tuple(readline().strip() for _ in range(n))

    plus, minus = [], []
    for c in s:
        if 2 * c.count('(') - len(c) > 0:
            plus.append(c)
        else:
            minus.append(c)

    plus.sort(key = lambda x: x.count(')'))
    minus.sort(key = lambda x: x.count('('), reverse = True)
    plus.extend(minus)
    sum = 0
    for v in plus:
        for vv in v:
            sum = sum + (1 if vv == '(' else -1)
            if sum < 0 : return print('No')
    if sum != 0:
        return print('No')

    return print('Yes')

if __name__ == '__main__':
    main()