Compilare: main.cpp: In member function 'void Zaharel::Insert(const unsigned int&)': main.cpp:21:11: warning: operation on '((Zaharel*)this)->Zaharel::pos' may be undefined [-Wsequence-point] v[++pos] = {val, pos}; ^~~~~ main.cpp: In function 'void DAU(const string&)': main.cpp:6:54: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)', declared with attribute warn_unused_result [-Wunused-result] freopen((task + ".out").c_str(), "w", stdout); ^ main.cpp:6:54: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)', declared with attribute warn_unused_result [-Wunused-result]