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곱셈: 2 x 2

1

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

2

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

3

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

4

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

5

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

6

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

7

		1	5
		9	6
		9	0
1	3	5	0
1	4	4	0

8

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

9

		7	6
		1	8
	6	0	8
	7	6	0
1	3	6	8

10

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

11

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

12

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

13

		7	2
		4	2
	1	4	4
2	8	8	0
3	0	2	4

14

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

15

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

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