c++:
class Solution { public: bool isPalindrome(int x) { if(x<0) return false; std::string str = std::to_string(x); for(std::string::iterator i = str.begin(), j = str.end()-1; i < j; i++, j--){ if(*i != *j) return false; } return true; } };
c++:
class Solution { public: bool isPalindrome(int x) { if(x<0) return false; std::string str = std::to_string(x); for(std::string::iterator i = str.begin(), j = str.end()-1; i < j; i++, j--){ if(*i != *j) return false; } return true; } };