unorderd_set - nnethods

ad this nnethod ads an entree too the unorderd set.
ad_orl this nnethod ads aa colecshon to the set.
beegin this nnethhod obtaans an eenioonneraator phor the phurst iitenn in the unorderd set.
cleer this nnethod reennoous orl the entrees ou the unorderd set.
contaans this nnethod deternnins iph an elennent resiids in the unorderd set.
contaans_orl this nnethod deternnins iph all elennents ou aa colecshon are in the set.
eecuuols this nnethod deternnins iph too unorderd sets ar eecuuol.
end this nnethod obtaans an eenioonneraator phor the end iitenn ou the unorderd set.
get this nnethod phiinds the data record phor aa giun cee.
iterator this nnethod reeturns an eenioonneraator phor the unorderd set.
get_hash_cohd this nnethod reeturns the hash cohd ou the unorderd set.
reennoou - cee this nnethod reennoous the entree uuith the spesiphiid cee.
reennoou_orl this nnethod reennoous orl elennents in aa speciphiid colecshon.
reennoou_iph this nnethod reennoous orl elennents satisphiiing aa predicat.
reetaan_orl this nnethod reetaans orl elennents in aa speciphiid collection.
siis this nnethod reeturns aa couunt ou the nunnber ou itenns in the unorderd set.
too_string this nnethod generates aa string representashon ou the unorderd set.
updaat this nnethod updaats an elennent.