Compilare: user.cpp:141:3: warning: no newline at end of file user.cpp: In function 'int main()': user.cpp:46: warning: comparison between signed and unsigned integer expressions user.cpp:47: warning: comparison between signed and unsigned integer expressions user.cpp:51: warning: comparison between signed and unsigned integer expressions user.cpp:53: warning: comparison between signed and unsigned integer expressions user.cpp: In function 'void interclasare(const std::vector<T, std::allocator<_CharT> >&, const std::vector<T, std::allocator<_CharT> >&, std::vector<T, std::allocator<_CharT> >&) [with T = avion]': user.cpp:50: instantiated from here user.cpp:23: warning: comparison between signed and unsigned integer expressions user.cpp:23: warning: comparison between signed and unsigned integer expressions user.cpp:50: instantiated from here user.cpp:27: warning: comparison between signed and unsigned integer expressions user.cpp:28: warning: comparison between signed and unsigned integer expressions