比较版本号

def solve():
    def compareVersion(____):
        v1 = list(map(int, version1.split(____)))
        v2 = list(map(int, version2.split(____)))
        n = max(len(____), len(____))
        for i in range(____):
            n1 = v1[i] if i < len(____) else ____
            n2 = v2[i] if i < len(____) else ____
            if n1 < n2:
                return -____
            elif n1 > n2:
                return ____
        return ____
    print(compareVersion(____))