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곱셈: 2 x 23X4

1

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

2

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

3

		7	5
		3	3
	2	2	5
2	2	5	0
2	4	7	5

4

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

5

		5	1
		9	7
	3	5	7
4	5	9	0
4	9	4	7

6

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

7

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

8

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

9

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

10

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

11

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

12

		2	5
		3	2
		5	0
	7	5	0
	8	0	0

13

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

14

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

15

		1	9
		3	7
	1	3	3
	5	7	0
	7	0	3

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