Compilare: user.cpp: In function ‘int main()’: user.cpp:75:49: warning: array subscript has type ‘char’ [-Wchar-subscripts] if(b>-1) printf("%d %d %d %d %d %d",v[a[b].a],v[a[b].b],v[a[b].c],v[a[y].a],v[a[y].b],v[a[y].c]); ^ user.cpp:75:59: warning: array subscript has type ‘char’ [-Wchar-subscripts] if(b>-1) printf("%d %d %d %d %d %d",v[a[b].a],v[a[b].b],v[a[b].c],v[a[y].a],v[a[y].b],v[a[y].c]); ^ user.cpp:75:69: warning: array subscript has type ‘char’ [-Wchar-subscripts] if(b>-1) printf("%d %d %d %d %d %d",v[a[b].a],v[a[b].b],v[a[b].c],v[a[y].a],v[a[y].b],v[a[y].c]); ^ user.cpp:75:79: warning: array subscript has type ‘char’ [-Wchar-subscripts] if(b>-1) printf("%d %d %d %d %d %d",v[a[b].a],v[a[b].b],v[a[b].c],v[a[y].a],v[a[y].b],v[a[y].c]); ^ user.cpp:75:89: warning: array subscript has type ‘char’ [-Wchar-subscripts] if(b>-1) printf("%d %d %d %d %d %d",v[a[b].a],v[a[b].b],v[a[b].c],v[a[y].a],v[a[y].b],v[a[y].c]); ^ user.cpp:75:99: warning: array subscript has type ‘char’ [-Wchar-subscripts] if(b>-1) printf("%d %d %d %d %d %d",v[a[b].a],v[a[b].b],v[a[b].c],v[a[y].a],v[a[y].b],v[a[y].c]); ^