public void Remove(Item a)
{
int static_index_a = ItemStructure.GetIndex(a);
int getA = Items.FindIndex(y => ItemStructure.GetIndex(y) == static_index_a);
Items.Remove(Items[getA]);
}
public void Switch(Item a, Item b)
{
int static_index_a = ItemStructure.GetIndex(a);
int static_index_b = ItemStructure.GetIndex(b);
int getA = Items.FindIndex(y => ItemStructure.GetIndex(y) == static_index_a);
int getB = Items.FindIndex(y => ItemStructure.GetIndex(y) == static_index_b);
var _a_ = Items[getA];
Items[getA] = Items[getB];
Items[getB] = _a_;
}