Compilare: user.cpp: In function ‘int main()’: user.cpp:27:19: warning: array subscript has type ‘char’ [-Wchar-subscripts] x+=dir[d[c]][0]; ^ user.cpp:28:19: warning: array subscript has type ‘char’ [-Wchar-subscripts] y+=dir[d[c]][1]; ^ user.cpp:35:19: warning: array subscript has type ‘char’ [-Wchar-subscripts] print<<A[x-dir[d[c]][0]][y-dir[d[c]][1]]; ^ user.cpp:35:35: warning: array subscript has type ‘char’ [-Wchar-subscripts] print<<A[x-dir[d[c]][0]][y-dir[d[c]][1]]; ^