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곱셈: 2 x 23X4

1

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

2

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

3

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

4

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

5

		3	8
		3	0
			0
1	1	4	0
1	1	4	0

6

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

7

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

8

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

9

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

10

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

11

		4	4
		6	0
			0
2	6	4	0
2	6	4	0

12

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

13

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

14

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

15

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

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