Show:
x1
x5
x10
x2
x4
100

2x1

2

100

5x3

15

100

10x3

30

100

2x2

4

100

4x3

12

200

1x5

5
200

5x5

25

200

10x5

50

200

2x6

12

200

4x5

20

300

1x3

3
300

5x7

35

300

10x7

70

300

2x7

14

300

4x8

32

400
1x6
6
400

5x8

40

400

10x9

90

400

2x9

18

400

4x11

44

500

1x100

100
500

5x11

55

500

10x12

120

500

2x20

40

500

4x12

48