scrie ci cifre arabe:MCDXLIX,MCMLXXVII,MMIX,MDCCXCVI,MMCXCIV,MMCC,CDLXII,MMCCCXX,CXXVI,CCCXVIII,MCCXXXIX,DXXXVIII,MCLXVI,CCLXXII,DLXIX,DCCCLXV,MCMLXXXIX