Compilare: user.cpp: In function ‘int main()’: user.cpp:60:32: warning: array subscript has type ‘char’ [-Wchar-subscripts] if((d[a[i][j-1]]+d[a[i][j+1]]+1)>mx) ^ user.cpp:60:45: warning: array subscript has type ‘char’ [-Wchar-subscripts] if((d[a[i][j-1]]+d[a[i][j+1]]+1)>mx) ^ user.cpp:62:39: warning: array subscript has type ‘char’ [-Wchar-subscripts] mx=d[a[i][j-1]]+d[a[i][j+1]]+1; ^ user.cpp:62:52: warning: array subscript has type ‘char’ [-Wchar-subscripts] mx=d[a[i][j-1]]+d[a[i][j+1]]+1; ^ user.cpp:67:32: warning: array subscript has type ‘char’ [-Wchar-subscripts] if((d[a[i][j-1]]+1)>mx) ^ user.cpp:69:39: warning: array subscript has type ‘char’ [-Wchar-subscripts] mx=d[a[i][j-1]]+1; ^ user.cpp:78:39: warning: array subscript has type ‘char’ [-Wchar-subscripts] if(d[a[i][j+1]]+1>mx) ^ user.cpp:80:43: warning: array subscript has type ‘char’ [-Wchar-subscripts] mx=d[a[i][j+1]]+1; ^ user.cpp:87:39: warning: array subscript has type ‘char’ [-Wchar-subscripts] if(d[a[i][j-1]]+1>mx) ^ user.cpp:89:43: warning: array subscript has type ‘char’ [-Wchar-subscripts] mx=d[a[i][j-1]]+1; ^ user.cpp:98:32: warning: array subscript has type ‘char’ [-Wchar-subscripts] if((d[a[i-1][j]]+d[a[i+1][j]]+1)>mx) ^ user.cpp:98:45: warning: array subscript has type ‘char’ [-Wchar-subscripts] if((d[a[i-1][j]]+d[a[i+1][j]]+1)>mx) ^ user.cpp:100:39: warning: array subscript has type ‘char’ [-Wchar-subscripts] mx=d[a[i][j-1]]+d[a[i][j+1]]+1; ^ user.cpp:100:52: warning: array subscript has type ‘char’ [-Wchar-subscripts] mx=d[a[i][j-1]]+d[a[i][j+1]]+1; ^ user.cpp:105:28: warning: array subscript has type ‘char’ [-Wchar-subscripts] if((d[a[i-1][j]]+1)>mx) ^ user.cpp:107:35: warning: array subscript has type ‘char’ [-Wchar-subscripts] mx=d[a[i-1][j]]+1; ^ user.cpp:116:39: warning: array subscript has type ‘char’ [-Wchar-subscripts]