Borderou de evaluare (job #528418)

Compilare: user.cpp: In function ‘bool verif(std::string, std::string)’: user.cpp:10:28: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] user.cpp:12:30: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] user.cpp: In function ‘int main()’: user.cpp:37:28: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] user.cpp: In function ‘bool verif(std::string, std::string)’: user.cpp:24:1: warning: control reaches end of non-void function [-Wreturn-type]