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곱셈: 2 x 21X2

1

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

2

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

3

		9	5
		1	5
	4	7	5
	9	5	0
1	4	2	5

4

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

5

		6	3
		5	3
	1	8	9
3	1	5	0
3	3	3	9

6

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

7

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

8

		5	4
		5	5
	2	7	0
2	7	0	0
2	9	7	0

9

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

10

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

11

		3	3
		3	3
		9	9
	9	9	0
1	0	8	9

12

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

13

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

14

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

15

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

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