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곱셈: 2 x 21X2

1

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

2

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

3

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

4

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

5

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

6

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

7

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

8

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

9

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

10

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

11

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

12

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

13

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

14

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

15

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

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