public ST PointedUpdate(int position, DO action, double value)
{
ST st = new ST();
st.root = st.Copy(root);
st.length = length;
if (action == DO.ADD)
pointed_update(ref st.root, 0, length - 1, position, ACTION.ADD, value);
else
pointed_update(ref st.root, 0, length - 1, position, ACTION.UPDATE, value);
return st;
}
public ST MassUpdate(int left, int right, DO action, double value)
{
if (left == right)
return PointedUpdate(left, action, value);
else
{
ST st = new ST();
st.root = st.Copy(root);
st.length = length;
if (action == DO.ADD)
mass_update(ref st.root, 0, length - 1, left, right, ACTION.ADD, value);
else
mass_update(ref st.root, 0, length - 1, left, right, ACTION.UPDATE, value);
return st;
}
}
