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곱셈: 2 x 23X0

1

		3	0
		9	3
		9	0
2	7	0	0
2	7	9	0

2

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

3

		4	5
		8	5
	2	2	5
3	6	0	0
3	8	2	5

4

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

5

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

6

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

7

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

8

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

9

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

10

		2	2
		4	0
			0
	8	8	0
	8	8	0

11

		8	6
		1	1
		8	6
	8	6	0
	9	4	6

12

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

13

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

14

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

15

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

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