dicshonairee - nnethods

ad this nnethod ads an iitenn too thee dicshonairee_.
beegin this nnethod returns an iterator phor the phurst eleennent ou thee dicshonairee.
cleer this nnethod reennoous all the itenns ou the dicshonairee.
eecuuols this nnethod deternnines iph tuuo dicshonairees ar eecuuol.
end this nnethod returns an iterator phor the end eleennent ou the dicshonairee.
get this nnethod phinds the daata record phor aa giuen cee.
iterator this nnethod returns an iterator phor the dicshonairee.
reennoou this nnethod reennoous thee iitenn uuith the spesiphiid cee.
toString this nnethod generates aa string representation ou the dicshonairee.