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곱셈: 2 x 2

1

		4	2
		8	5
	2	1	0
3	3	6	0
3	5	7	0

2

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

3

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

4

		3	7
		1	4
	1	4	8
	3	7	0
	5	1	8

5

		1	8
		2	2
		3	6
	3	6	0
	3	9	6

6

		1	0
		6	0
			0
	6	0	0
	6	0	0

7

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

8

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

9

		9	5
		2	4
	3	8	0
1	9	0	0
2	2	8	0

10

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

11

		1	4
		4	6
		8	4
	5	6	0
	6	4	4

12

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

13

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

14

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

15

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

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