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곱셈: 2 x 21X3

1

		1	3
		8	4
		5	2
1	0	4	0
1	0	9	2

2

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

3

		2	0
		2	3
		6	0
	4	0	0
	4	6	0

4

		1	7
		5	4
		6	8
	8	5	0
	9	1	8

5

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

6

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

7

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

8

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

9

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

10

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

11

		6	5
		6	9
	5	8	5
3	9	0	0
4	4	8	5

12

		1	1
		7	4
		4	4
	7	7	0
	8	1	4

13

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

14

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

15

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

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