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곱셈: 2 x 22X0

1

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

2

		6	4
		3	9
	5	7	6
1	9	2	0
2	4	9	6

3

		7	6
		7	5
	3	8	0
5	3	2	0
5	7	0	0

4

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

5

		6	5
		8	0
			0
5	2	0	0
5	2	0	0

6

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

7

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

8

		9	8
		8	3
	2	9	4
7	8	4	0
8	1	3	4

9

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

10

		3	3
		5	9
	2	9	7
1	6	5	0
1	9	4	7

11

		7	9
		9	1
		7	9
7	1	1	0
7	1	8	9

12

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

13

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

14

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

15

		9	0
		6	0
			0
5	4	0	0
5	4	0	0

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