Borderou de evaluare (job #552153)

Compilare: user.cpp: In function ‘bool Ecresc(std::string)’: user.cpp:15:34: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] user.cpp: In function ‘bool Edescr(std::string)’: user.cpp:23:34: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] user.cpp: In function ‘std::string TransBase(std::string)’: user.cpp:33:30: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]