165. Compare Version Numbers [Me

165. Compare Version Numbers

贼简单，没什么技术含量

class Solution(object):
    def compareVersion(self, version1, version2):
        """
        :type version1: str
        :type version2: str
        :rtype: int
        """
        version1 = version1.split('.')
        version2 = version2.split('.')
        m, n = len(version1), len(version2)
        for i in range(min(m, n)):
            if int(version1[i]) > int(version2[i]):
                return 1
            elif int(version1[i]) < int(version2[i]):
                return -1
        if m > n:
            for i in range(n, m):
                if int(version1[i]) > 0:
                    return 1
        elif m < n:
            for i in range(m, n):
                if int(version2[i]) > 0 :
                    return -1
        return 0