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곱셈: 2 x 21X2

1

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

2

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

3

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

4

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

5

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

6

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

7

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

8

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

9

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

10

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

11

		6	0
		5	6
	3	6	0
3	0	0	0
3	3	6	0

12

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

13

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

14

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

15

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

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