Compilare: user.cpp: In function ‘int citire_vector()’: user.cpp:17: warning: no return statement in function returning non-void user.cpp:12: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result user.cpp:15: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result user.cpp: In function ‘int main()’: user.cpp:81: warning: unused variable ‘n’