Compilare: user.cpp: In function ‘int main()’: user.cpp:48:24: warning: array subscript has type ‘char’ [-Wchar-subscripts] d[x][y]=d[c[p].x][c[p].y]+1; ^ user.cpp:48:32: warning: array subscript has type ‘char’ [-Wchar-subscripts] d[x][y]=d[c[p].x][c[p].y]+1; ^ user.cpp:61:17: warning: array subscript has type ‘char’ [-Wchar-subscripts] dist=d[c[p-1].x][c[p-1].y]; ^ user.cpp:61:27: warning: array subscript has type ‘char’ [-Wchar-subscripts] dist=d[c[p-1].x][c[p-1].y]; ^