1:I
2:II
3:III
4:IV
5:V
6:VI
7:VII
8:VIII
9:IX
10:X
11:XI
12:XII
13:XIII
14:XIV
15:XV
16:XVI
17:XVII
18:XVIII
19:XIX
20:XX
25:XXV
30:XXX
35:XXXV
40:XL
45:XLV
50:L
60:LX
70:LXX
80:LXXX
90:XC
99:XCIX
100:C
101:CI
111:CXI
199:CXCIX
200:CC
300:CCC
400:CD
500:D
600:DC
700:DCC
800:DCCC
900:CM
990:CMXC
999:CMXCIX
1000:M
1100:MC
1110:MCX
1111:MCXI
2000:MM
3000:MMM
3999:MMMCMXCIX
