Compilare: user.cpp: In function ‘int main()’: user.cpp:26: warning: array subscript has type ‘char’ user.cpp:28: warning: array subscript has type ‘char’ user.cpp:28: warning: array subscript has type ‘char’ user.cpp:29: warning: array subscript has type ‘char’ user.cpp:29: warning: array subscript has type ‘char’ user.cpp:31: 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:11: warning: unused variable ‘v’ user.cpp:11: warning: ‘j’ may be used uninitialized in this function