Compilare: user.cpp: In function 'void citire()': user.cpp:30: warning: array subscript has type 'char' user.cpp:31: warning: array subscript has type 'char' user.cpp:32: warning: array subscript has type 'char' user.cpp:32: warning: array subscript has type 'char' user.cpp:32: warning: array subscript has type 'char' user.cpp: In function 'void back(char)': user.cpp:54: warning: array subscript has type 'char' user.cpp:54: warning: array subscript has type 'char' user.cpp:54: warning: array subscript has type 'char' user.cpp:58: warning: array subscript has type 'char' user.cpp:58: 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:61: 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:65: warning: array subscript has type 'char' user.cpp:66: warning: array subscript has type 'char' user.cpp:66: warning: array subscript has type 'char' user.cpp:67: warning: array subscript has type 'char' user.cpp:68: warning: array subscript has type 'char' user.cpp:68: warning: array subscript has type 'char' user.cpp:68: warning: array subscript has type 'char' user.cpp:69: warning: array subscript has type 'char' user.cpp:70: 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: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:77: warning: array subscript has type 'char' user.cpp:78: warning: array subscript has type 'char' user.cpp:91: warning: array subscript has type 'char' user.cpp:91: warning: array subscript has type 'char' user.cpp:91: 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:96: warning: array subscript has type 'char' user.cpp:96: warning: array subscript has type 'char' user.cpp:97: warning: array subscript has type 'char' user.cpp:98: warning: array subscript has type 'char' user.cpp:100: warning: array subscript has type 'char' user.cpp:100: warning: array subscript has type 'char' user.cpp:102: warning: array subscript has type 'char' user.cpp:103: warning: array subscript has type 'char' user.cpp:103: warning: array subscript has type 'char'