Compilare: user.cpp: In function 'void EXIT(char)': user.cpp:32: warning: array subscript has type 'char' user.cpp:34: warning: array subscript has type 'char' user.cpp:34: 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:38: warning: array subscript has type 'char' user.cpp: In function 'void back(char)': user.cpp:51: warning: array subscript has type 'char' user.cpp:52: warning: array subscript has type 'char' user.cpp:53: warning: array subscript has type 'char' user.cpp:54: warning: array subscript has type 'char' user.cpp:57: warning: array subscript has type 'char' user.cpp:57: warning: array subscript has type 'char' user.cpp:57: 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:59: warning: array subscript has type 'char' user.cpp:60: warning: array subscript has type 'char' user.cpp:60: warning: array subscript has type 'char' user.cpp:61: warning: array subscript has type 'char' user.cpp:62: warning: array subscript has type 'char' user.cpp:63: warning: array subscript has type 'char' user.cpp:63: warning: array subscript has type 'char' user.cpp:64: warning: array subscript has type 'char' user.cpp:64: warning: array subscript has type 'char' user.cpp:65: warning: array subscript has type 'char' user.cpp:65: warning: array subscript has type 'char' user.cpp:66: warning: array subscript has type 'char' user.cpp:73: warning: array subscript has type 'char' user.cpp:74: warning: array subscript has type 'char' user.cpp:75: warning: array subscript has type 'char' user.cpp:75: warning: array subscript has type 'char' user.cpp:76: warning: array subscript has type 'char' user.cpp:76: warning: array subscript has type 'char' user.cpp:77: warning: array subscript has type 'char' user.cpp:77: warning: array subscript has type 'char' user.cpp:84: warning: array subscript has type 'char' user.cpp:86: warning: array subscript has type 'char' user.cpp:86: warning: array subscript has type 'char' user.cpp:86: warning: array subscript has type 'char' user.cpp:93: warning: array subscript has type 'char' user.cpp:95: warning: array subscript has type 'char' user.cpp:95: warning: array subscript has type 'char' user.cpp:95: warning: array subscript has type 'char' user.cpp: In function 'int main()': user.cpp:114: warning: array subscript has type 'char' user.cpp:115: warning: array subscript has type 'char' user.cpp:115: warning: array subscript has type 'char'