class Solution {
public:
    bool isPalindrome(int x) {
        if(x == 0) return true;
        if(x < 0) return false;
        double tem = 0;
        int y =x;
        while(x != 0)
        { 
            tem = tem*10 + (x%10);
            x = x/10;
            if(tem > INT_MAX) return false;
        }
        if((int)tem == y ) return true;
        return false;
    }
};