Compilare: main.cpp: In function 'int main()': main.cpp:38:21: warning: comparison of integer expressions of different signedness: 'std::vector<Muchie>::size_type' {aka 'long unsigned int'} and 'int' [-Wsign-compare] 38 | while(sol.size()<n-1) | ~~~~~~~~~~^~~~ main.cpp: In function 'void afisare()': main.cpp:104:23: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<Muchie>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 104 | for (int i = 0; i < sol.size(); i++) | ~~^~~~~~~~~~~~