9 x 100
5 x 4
5 x 3 x 2
3 x 3 x 2
10 x 100
15 x 2
4 x 6 x 3
4 x 7
8 x 3
6 x 8
3 x 3
18
48
30
72
1000
28
24
900
20
9
