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곱셈: 2 x 22X4

1

		2	4
		1	2
		4	8
	2	4	0
	2	8	8

2

		1	7
		6	3
		5	1
1	0	2	0
1	0	7	1

3

		8	2
		1	3
	2	4	6
	8	2	0
1	0	6	6

4

		4	8
		4	5
	2	4	0
1	9	2	0
2	1	6	0

5

		9	6
		3	7
	6	7	2
2	8	8	0
3	5	5	2

6

		7	1
		6	8
	5	6	8
4	2	6	0
4	8	2	8

7

		5	6
		3	7
	3	9	2
1	6	8	0
2	0	7	2

8

		2	5
		3	3
		7	5
	7	5	0
	8	2	5

9

		5	4
		2	1
		5	4
1	0	8	0
1	1	3	4

10

		8	6
		1	3
	2	5	8
	8	6	0
1	1	1	8

11

		7	3
		7	2
	1	4	6
5	1	1	0
5	2	5	6

12

		4	0
		9	3
	1	2	0
3	6	0	0
3	7	2	0

13

		9	5
		6	3
	2	8	5
5	7	0	0
5	9	8	5

14

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

15

		5	0
		3	8
	4	0	0
1	5	0	0
1	9	0	0

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