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곱셈: 2 x 27X7

1

		7	7
		4	5
	3	8	5
3	0	8	0
3	4	6	5

2

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

3

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

4

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

5

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

6

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

7

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

8

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

9

		3	5
		1	0
			0
	3	5	0
	3	5	0

10

		4	2
		5	4
	1	6	8
2	1	0	0
2	2	6	8

11

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

12

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

13

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

14

		6	3
		9	0
			0
5	6	7	0
5	6	7	0

15

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

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