Compilare: user.cpp: In function ‘void baga(std::string, int, int)’: user.cpp:41: warning: comparison between signed and unsigned integer expressions user.cpp:44: warning: comparison between signed and unsigned integer expressions user.cpp: In function ‘int cauta(std::string)’: user.cpp:62: warning: comparison between signed and unsigned integer expressions user.cpp:64: warning: comparison between signed and unsigned integer expressions user.cpp: In function ‘void rezolva()’: user.cpp:87: warning: comparison between signed and unsigned integer expressions user.cpp:95: warning: comparison between signed and unsigned integer expressions