roman numerals

cuz idik kkkkk roman numerals? LIKE FR JUST MEMORIZE IT ALREADY

I

I

1

II

2

III

3

IV

4

V

5

VI

6

VII

7

VIII

8

IX

9

X

10

XI

11

XII

12

XIII

13

XIV

14

XV

15

XVI

16

XVII

17

XVIII

18

XIX

19

XX

20

L

50

C

100

D

500

M

1000