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곱셈: 2 x 23X4

1

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

2

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

3

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

4

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

5

		1	0
		4	4
		4	0
	4	0	0
	4	4	0

6

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

7

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

8

		1	0
		5	8
		8	0
	5	0	0
	5	8	0

9

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

10

		2	3
		4	2
		4	6
	9	2	0
	9	6	6

11

		2	5
		9	0
			0
2	2	5	0
2	2	5	0

12

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

13

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

14

		5	9
		2	1
		5	9
1	1	8	0
1	2	3	9

15

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

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