class Solution(object):

    def isPalindrome(self, x):

        """

        :type x: int

        :rtype: bool

        """

        if x < 0:

            return False

        x=str(x)

        i=0

        j=len(x)-1

        while i < j:

            if x[i] != x[j]:

                return False

            i+=1

            j-=1

        return True