Eroare de compilare: user.cpp: In function ‘int main()’: user.cpp:22:9: error: ‘vector’ is not a member of ‘std’ std::vector<int> mobs_A, mobs_B, mobs_C; ^~~ user.cpp:22:21: error: expected primary-expression before ‘int’ std::vector<int> mobs_A, mobs_B, mobs_C; ^~~ user.cpp:28:17: error: ‘mobs_A’ was not declared in this scope mobs_A.push_back(x); ^~~~~~ user.cpp:31:17: error: ‘mobs_B’ was not declared in this scope mobs_B.push_back(x); ^~~~~~ user.cpp:34:17: error: ‘mobs_C’ was not declared in this scope mobs_C.push_back(x); ^~~~~~ user.cpp:38:19: error: ‘mobs_A’ was not declared in this scope std::sort(mobs_A.begin(), mobs_A.end()); ^~~~~~ user.cpp:39:19: error: ‘mobs_B’ was not declared in this scope std::sort(mobs_B.begin(), mobs_B.end()); ^~~~~~ user.cpp:40:19: error: ‘mobs_C’ was not declared in this scope std::sort(mobs_C.begin(), mobs_C.end()); ^~~~~~