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곱셈: 2 x 21X1

1

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

2

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

3

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

4

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

5

		4	0
		4	8
	3	2	0
1	6	0	0
1	9	2	0

6

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

7

		6	0
		9	4
	2	4	0
5	4	0	0
5	6	4	0

8

		1	1
		6	2
		2	2
	6	6	0
	6	8	2

9

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

10

		4	5
		4	2
		9	0
1	8	0	0
1	8	9	0

11

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

12

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

13

		5	9
		8	5
	2	9	5
4	7	2	0
5	0	1	5

14

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

15

		1	2
		9	0
			0
1	0	8	0
1	0	8	0

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