# Python3

# 取巧的方法

 def isPalindrome(self, x: int) -> bool:
        temp = str(x)
        if x>=0:
            return int(temp[::-1])==x
        else:
            return 1==2

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# 数学方法

def isPalindrome(self, x: int) -> bool:
        temp = x
        total = 0
        while temp > 0:
            total = total * 10 + temp % 10
            temp //= 10
        return total == x

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