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곱셈: 2 x 21X1

1

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

2

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

3

		5	6
		8	1
		5	6
4	4	8	0
4	5	3	6

4

		9	2
		2	6
	5	5	2
1	8	4	0
2	3	9	2

5

		3	3
		7	6
	1	9	8
2	3	1	0
2	5	0	8

6

		2	0
		2	7
	1	4	0
	4	0	0
	5	4	0

7

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

8

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

9

		3	4
		8	5
	1	7	0
2	7	2	0
2	8	9	0

10

		6	3
		9	5
	3	1	5
5	6	7	0
5	9	8	5

11

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

12

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

13

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

14

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

15

		5	7
		3	5
	2	8	5
1	7	1	0
1	9	9	5

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