Compilare: main.cpp: In function 'void afisare()': main.cpp:74:23: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<std::pair<int, int> >::size_type' {aka 'long unsigned int'} [-Wsign-compare] 74 | for (int i = 0; i < sol.size(); i++) | ~~^~~~~~~~~~~~ main.cpp: In function 'int Find(int)': main.cpp:80:19: warning: variable 'aux' set but not used [-Wunused-but-set-variable] 80 | int root = x, aux; | ^~~