/// \{
/// Removes an edge from the matrix.
///
/// Complexity: O(1)
///
/// \param[in] e Edge to remove
/// \param[in] type Type of edge to add
/// \return true on success, false otherwise
///
/// \note This function performs boundary check.
bool remove(edge e, edge::type type = edge::type::uni)
{
if ((e.from >= n) || (e.to >= n))
return false;
at(e) = no_value;
if (type == edge::type::bi)
at(e.reverse()) = no_value;
return true;
}
/// \{
/// Adds an edge to the matrix.
///
/// Complexity: O(1)
///
/// \param[in] e The edge to add
/// \param[in] type Type of edge to add
/// \param[in] value Value for the specified edge
/// \return true on success, false otherwise
///
/// \note This function performs boundary check.
bool add(edge e, edge::type type = edge::type::uni, value_type value = edge_value)
{
if ((e.from >= n) || (e.to >= n))
return false;
at(e) = value;
if (type == edge::type::bi)
at(e.reverse()) = value;
return true;
}
