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곱셈: 2 x 2

1

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

2

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

3

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

4

		4	1
		5	9
	3	6	9
2	0	5	0
2	4	1	9

5

		3	0
		1	1
		3	0
	3	0	0
	3	3	0

6

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

7

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

8

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

9

		7	0
		3	3
	2	1	0
2	1	0	0
2	3	1	0

10

		8	4
		9	5
	4	2	0
7	5	6	0
7	9	8	0

11

		4	9
		1	6
	2	9	4
	4	9	0
	7	8	4

12

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

13

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

14

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

15

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

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