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곱셈: 2 x 23X7

1

		3	7
		9	6
	2	2	2
3	3	3	0
3	5	5	2

2

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

3

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

4

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

5

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

6

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

7

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

8

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

9

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

10

		6	3
		1	0
			0
	6	3	0
	6	3	0

11

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

12

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

13

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

14

		1	7
		7	0
			0
1	1	9	0
1	1	9	0

15

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

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