Compilare: user.cpp: In function 'void g(int, char, char, int)': user.cpp:36: warning: array subscript has type 'char' user.cpp:37: warning: array subscript has type 'char' user.cpp:40: warning: array subscript has type 'char' user.cpp: In function 'void f(int, char, char)': user.cpp:52: warning: array subscript has type 'char' user.cpp:52: warning: array subscript has type 'char' user.cpp:56: warning: array subscript has type 'char' user.cpp:57: warning: array subscript has type 'char' user.cpp:62: warning: array subscript has type 'char'