Compilare: user.cpp:57:2: warning: no newline at end of file user.cpp: In function 'int main()': user.cpp:44: warning: array subscript has type 'char' user.cpp:45: warning: array subscript has type 'char' user.cpp:47: warning: array subscript has type 'char' user.cpp:48: warning: array subscript has type 'char' /tmp/ccfii6Gk.o: In function `main': user.cpp:(.text+0x209): warning: the `gets' function is dangerous and should not be used.