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곱셈: 2 x 2

1

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

2

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

3

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

4

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

5

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

6

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

7

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

8

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

9

		1	6
		3	1
		1	6
	4	8	0
	4	9	6

10

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

11

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

12

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

13

		1	9
		1	0
			0
	1	9	0
	1	9	0

14

		1	5
		6	1
		1	5
	9	0	0
	9	1	5

15

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

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