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곱셈: 3 x 23X7

1

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

2

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

3

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

4

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

5

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

6

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

7

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

8

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

9

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

10

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

11

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

12

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

13

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

14

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

15

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

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