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곱셈: 2 x 23X4

1

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

2

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

3

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

4

		7	6
		1	0
			0
	7	6	0
	7	6	0

5

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

6

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

7

		5	0
		6	6
	3	0	0
3	0	0	0
3	3	0	0

8

		8	3
		4	0
			0
3	3	2	0
3	3	2	0

9

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

10

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

11

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

12

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

13

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

14

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

15

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

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