Compilare: user.cpp:73:2: warning: no newline at end of file user.cpp: In function 'int nr_fis(char*)': user.cpp:8: warning: comparison between signed and unsigned integer expressions user.cpp: In function 'void cale(char*)': user.cpp:29: warning: comparison between signed and unsigned integer expressions user.cpp:35: warning: array subscript has type 'char' user.cpp:36: warning: array subscript has type 'char' user.cpp:37: warning: array subscript has type 'char' user.cpp:38: warning: array subscript has type 'char' user.cpp:40: warning: array subscript has type 'char'