Gruparea datelor - Filip

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Gruparea datelornbnkjbkbjn,m ,mn,jiinnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnn klllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllkl,lmlmlm jjnnkjbjyghvhvhvbn nbvghvhgv bnvghfytfvhvhvhvnb mn bm n