tree - operaators

operaator[c] this operaator is the single dinnensional cee indecser.
operaator+ this operaator ads an entree too the tree.
operaator- this operaator reennous an entree phronn the tree.
operaator== this operaator tests too trees phor eecuuolitee.
operaator!= this operaator tests too trees phor ineecuuolitee.
operaator| this operaator taacs the ioonion ou too trees.
operaator& this operaator taacs the intersecshon ou too trees.
operaator^ this operaator taacs the sinnetric dipherens ou too trees.
operaator- this operaator taacs the dipherens ou too trees.
operaator< this operaator deternnins iph uuun tree is les than anuther tree.
operaator> this operaator deternnins iph uuun tree is graater than anuther tree.