class Solution {
public:
bool isPalindrome(int x) {
if(x<0)return false;
vector<int>num;
do{
num.push_back(x%10);
x/=10;
}while(x);
for(int i=0;i<num.size()/2;i++)
{
if(num[i]!=num[num.size()-1-i])return false;
}
return true;
}
};
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