Salut,
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
50 → L
100 → C
500 → D
1000 → M
