Compilare: user.cpp: In function 'void solve()': user.cpp:27: warning: array subscript has type 'char' user.cpp:29: warning: array subscript has type 'char' user.cpp:30: 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:35: 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:42: warning: array subscript has type 'char' user.cpp:42: warning: array subscript has type 'char' user.cpp:43: warning: array subscript has type 'char' user.cpp:45: warning: array subscript has type 'char' user.cpp:46: warning: array subscript has type 'char' user.cpp:50: warning: array subscript has type 'char' user.cpp:50: 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: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'