Compilare: user.cpp:56:11: warning: no newline at end of file user.cpp: In function 'int main()': user.cpp:28: warning: array subscript has type 'char' user.cpp:29: warning: array subscript has type 'char' user.cpp:36: warning: array subscript has type 'char' user.cpp:38: warning: array subscript has type 'char' user.cpp:39: warning: array subscript has type 'char' user.cpp:45: warning: array subscript has type 'char' user.cpp:46: warning: array subscript has type 'char'