class Solution{ public: bool isValidPalindrome(string password, int k) { unordered_map<char,int> Hashmap; unordered_map<char,int> :: iterator it; int len = password.size(); for(int i=0;i<len;i++){ it = Hashmap.find(password[i]); if(it!=Hashmap.end()){ it->second+...
