s = "(((()))) ... )(()()()("
jamaisVisiteSousSol = True
reponsePartie2 = None
etage = 0
positionCaractere = 0
for c in s:
positionCaractere += 1
if c == '(':
etage += 1
else:
etage -= 1
if jamaisVisiteSousSol and etage < 0:
jamaisVisiteSousSol = False
reponsePartie2 = positionCaractere
print("Partie 1: %i" % etage)
print("Partie 2: %i" % reponsePartie2)