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곱셈: 2 x 27X4

1

		7	4
		5	0
			0
3	7	0	0
3	7	0	0

2

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

3

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

4

		3	1
		8	7
	2	1	7
2	4	8	0
2	6	9	7

5

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

6

		3	7
		1	3
	1	1	1
	3	7	0
	4	8	1

7

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

8

		7	4
		4	7
	5	1	8
2	9	6	0
3	4	7	8

9

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

10

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

11

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

12

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

13

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

14

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

15

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

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