Compilare: user.cpp: In function 'void polonia()': user.cpp:36: warning: array subscript has type 'char' user.cpp:42: warning: array subscript has type 'char' user.cpp:44: warning: array subscript has type 'char' user.cpp:51: warning: array subscript has type 'char' user.cpp:51: warning: array subscript has type 'char' user.cpp:53: warning: array subscript has type 'char' user.cpp:57: warning: array subscript has type 'char' user.cpp:59: warning: array subscript has type 'char' user.cpp:62: warning: array subscript has type 'char' user.cpp:70: warning: array subscript has type 'char' /tmp/cc1wPVZc.o: In function `main': user.cpp:(.text+0x433): warning: the `gets' function is dangerous and should not be used.