Compilare: user.cpp: In function ‘int main()’: user.cpp:60:36: warning: array subscript has type ‘char’ [-Wchar-subscripts] if((d[a[i][j-1]]+d[a[i][j+1]]+1+d[a[i-1][j]])>mx) ^ user.cpp:60:49: warning: array subscript has type ‘char’ [-Wchar-subscripts] if((d[a[i][j-1]]+d[a[i][j+1]]+1+d[a[i-1][j]])>mx) ^ user.cpp:60:64: warning: array subscript has type ‘char’ [-Wchar-subscripts] if((d[a[i][j-1]]+d[a[i][j+1]]+1+d[a[i-1][j]])>mx) ^ user.cpp:62:43: warning: array subscript has type ‘char’ [-Wchar-subscripts] mx=d[a[i][j-1]]+d[a[i][j+1]]+1+d[a[i-1][j]]; ^ user.cpp:62:56: warning: array subscript has type ‘char’ [-Wchar-subscripts] mx=d[a[i][j-1]]+d[a[i][j+1]]+1+d[a[i-1][j]]; ^ user.cpp:62:71: warning: array subscript has type ‘char’ [-Wchar-subscripts] mx=d[a[i][j-1]]+d[a[i][j+1]]+1+d[a[i-1][j]]; ^ user.cpp:67:36: warning: array subscript has type ‘char’ [-Wchar-subscripts] if((d[a[i][j-1]]+d[a[i][j+1]]+1+d[a[i+1][j]])>mx) ^ user.cpp:67:49: warning: array subscript has type ‘char’ [-Wchar-subscripts] if((d[a[i][j-1]]+d[a[i][j+1]]+1+d[a[i+1][j]])>mx) ^ user.cpp:67:64: warning: array subscript has type ‘char’ [-Wchar-subscripts] if((d[a[i][j-1]]+d[a[i][j+1]]+1+d[a[i+1][j]])>mx) ^ user.cpp:69:43: warning: array subscript has type ‘char’ [-Wchar-subscripts] mx=d[a[i][j-1]]+d[a[i][j+1]]+1+d[a[i+1][j]]; ^ user.cpp:69:56: warning: array subscript has type ‘char’ [-Wchar-subscripts] mx=d[a[i][j-1]]+d[a[i][j+1]]+1+d[a[i+1][j]]; ^ user.cpp:69:71: warning: array subscript has type ‘char’ [-Wchar-subscripts] mx=d[a[i][j-1]]+d[a[i][j+1]]+1+d[a[i+1][j]]; ^ user.cpp:73:37: warning: array subscript has type ‘char’ [-Wchar-subscripts] else if((d[a[i][j-1]]+d[a[i][j+1]]+1)>mx) ^ user.cpp:73:50: warning: array subscript has type ‘char’ [-Wchar-subscripts] else if((d[a[i][j-1]]+d[a[i][j+1]]+1)>mx) ^ user.cpp:75:43: warning: array subscript has type ‘char’ [-Wchar-subscripts] mx=d[a[i][j-1]]+d[a[i][j+1]]+1; ^ user.cpp:75:56: warning: array subscript has type ‘char’ [-Wchar-subscripts] mx=d[a[i][j-1]]+d[a[i][j+1]]+1; ^ user.cpp:82:36: warning: array subscript has type ‘char’ [-Wchar-subscripts]