def solve1():
    inputFile = open("input.txt", "r")
    content = inputFile.read()
    inputFile.close()
    fl = 0
    for i in list(content):
        if i == "(":
            fl += 1
        if i == ")":
            fl -= 1
    return fl

print("Pt1:", solve1())

def solve2():
    inputFile = open("input.txt", "r")
    content = inputFile.read()
    inputFile.close()
    fl = 0
    ix = 0
    for i in list(content):
        if i == "(":
            fl += 1
        if i == ")":
            fl -= 1
        if fl == -1:
            return ix + 1
        ix += 1
print("Pt2:", solve2())