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곱셈: 2 x 22X7

1

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

2

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

3

		3	6
		1	0
			0
	3	6	0
	3	6	0

4

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

5

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

6

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

7

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

8

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

9

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

10

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

11

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

12

		5	3
		3	2
	1	0	6
1	5	9	0
1	6	9	6

13

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

14

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

15

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

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