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곱셈: 2 x 23X4

1

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

2

		1	1
		9	3
		3	3
	9	9	0
1	0	2	3

3

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

4

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

5

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

6

		7	8
		8	9
	7	0	2
6	2	4	0
6	9	4	2

7

		1	5
		6	0
			0
	9	0	0
	9	0	0

8

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

9

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

10

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

11

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

12

		3	9
		2	8
	3	1	2
	7	8	0
1	0	9	2

13

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

14

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

15

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

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