Надо записать арабские числа римскими

1 = |
2 = ||
3 = |||
4 = |V
5 = V
6 = V|
7 = V||
8 = V|||
9 = |X
10 = X

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
21-XXI
22-XXII
23-XXIII
24-XXIV
25-XXV
26-XXVI
27-XXVII
28-XXVIII
29-XXIX
30-XXX