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곱셈: 2 x 21X3

1

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

2

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

3

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

4

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

5

		8	7
		1	1
		8	7
	8	7	0
	9	5	7

6

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

7

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

8

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

9

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

10

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

11

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

12

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

13

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

14

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

15

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

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