Compilare: main.cpp: In function 'bool egale()': main.cpp:155:27: warning: comparison of integer expressions of different signedness: 'int' and 'std::__cxx11::basic_string<char>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 155 | for (int j = 0; j < variabile.size(); j++) | ~~^~~~~~~~~~~~~~~~~~ main.cpp:159:37: warning: array subscript has type 'char' [-Wchar-subscripts] 159 | valoare[variabile[j]] = true; | ^ main.cpp:163:37: warning: array subscript has type 'char' [-Wchar-subscripts] 163 | valoare[variabile[j]] = false; | ^