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곱셈: 2 x 2

1

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

2

		2	0
		5	5
	1	0	0
1	0	0	0
1	1	0	0

3

		1	3
		1	0
			0
	1	3	0
	1	3	0

4

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

5

		3	4
		8	7
	2	3	8
2	7	2	0
2	9	5	8

6

		1	4
		7	5
		7	0
	9	8	0
1	0	5	0

7

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

8

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

9

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

10

		7	6
		4	9
	6	8	4
3	0	4	0
3	7	2	4

11

		9	1
		3	1
		9	1
2	7	3	0
2	8	2	1

12

		1	4
		3	5
		7	0
	4	2	0
	4	9	0

13

		7	8
		5	6
	4	6	8
3	9	0	0
4	3	6	8

14

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

15

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

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