Eroare de compilare: user.cpp: In function ‘int main()’: user.cpp:28:5: error: ‘unordered_map’ was not declared in this scope unordered_map<int, int> hashs; ^ user.cpp:28:19: error: expected primary-expression before ‘int’ unordered_map<int, int> hashs; ^ user.cpp:28:19: error: expected ‘;’ before ‘int’ user.cpp:35:9: error: ‘hashs’ was not declared in this scope hashs[x]++; ^ user.cpp:39:23: error: expected primary-expression before ‘int’ for(unordered_map<int, int>::iterator it = hashs.begin(); it != hashs.end() && !found; it++) ^ user.cpp:39:23: error: expected ‘;’ before ‘int’ user.cpp:39:63: error: ‘it’ was not declared in this scope for(unordered_map<int, int>::iterator it = hashs.begin(); it != hashs.end() && !found; it++) ^ user.cpp:39:69: error: ‘hashs’ was not declared in this scope for(unordered_map<int, int>::iterator it = hashs.begin(); it != hashs.end() && !found; it++) ^