Eroare de compilare in evaluator: user.cpp:35:2: warning: no newline at end of file user.cpp: In function 'int main()': user.cpp:22: error: 'vector' was not declared in this scope user.cpp:22: error: expected primary-expression before 'int' user.cpp:22: error: expected `;' before 'int' user.cpp:25: error: 'cin' was not declared in this scope user.cpp:27: error: 'v' was not declared in this scope user.cpp:32: error: 'cout' was not declared in this scope user.cpp:32: error: 'v' was not declared in this scope user.cpp:33: error: 'cout' was not declared in this scope user.cpp:34: error: 'v' was not declared in this scope user.cpp:34: error: 'next_permutation' was not declared in this scope