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곱셈: 2 x 22X4

1

		2	4
		1	3
		7	2
	2	4	0
	3	1	2

2

		1	6
		2	6
		9	6
	3	2	0
	4	1	6

3

		2	6
		1	0
			0
	2	6	0
	2	6	0

4

		9	4
		3	0
			0
2	8	2	0
2	8	2	0

5

		5	4
		4	3
	1	6	2
2	1	6	0
2	3	2	2

6

		8	5
		4	4
	3	4	0
3	4	0	0
3	7	4	0

7

		4	4
		7	9
	3	9	6
3	0	8	0
3	4	7	6

8

		3	2
		3	3
		9	6
	9	6	0
1	0	5	6

9

		1	5
		9	2
		3	0
1	3	5	0
1	3	8	0

10

		4	1
		1	0
			0
	4	1	0
	4	1	0

11

		3	3
		7	2
		6	6
2	3	1	0
2	3	7	6

12

		6	0
		2	2
	1	2	0
1	2	0	0
1	3	2	0

13

		9	1
		3	0
			0
2	7	3	0
2	7	3	0

14

		2	4
		2	7
	1	6	8
	4	8	0
	6	4	8

15

		1	2
		9	1
		1	2
1	0	8	0
1	0	9	2

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