Eroare de compilare: main.cpp: In function 'int main()': main.cpp:15:4: error: 'vector' was not declared in this scope vector<int> v(M+1); ^~~~~~ main.cpp:15:11: error: expected primary-expression before 'int' vector<int> v(M+1); ^~~ main.cpp:17:7: error: 'v' was not declared in this scope v[i] = i - 1; ^ main.cpp:22:10: error: 'v' was not declared in this scope v[j] = v[j] - v[i]; ^ main.cpp:26:11: error: 'cin' was not declared in this scope int n; cin >> n; ^~~ main.cpp:35:14: error: 'v' was not declared in this scope out << v[x] * 2 * x << '\n'; ^ Non zero exit status: 1