Răspuns :
LXXII=72
CCCLIX=359
MMDCXLII=2642
XC=90
MMCCXXII=2222
CMXCIX=999
XXXII=32
CDVII=407 32,72,90,359,407,999,2222,2642.
CCCLIX=359
MMDCXLII=2642
XC=90
MMCCXXII=2222
CMXCIX=999
XXXII=32
CDVII=407 32,72,90,359,407,999,2222,2642.