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곱셈: 3 x 23X7

1

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

2

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

3

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

4

		5	7	7
			5	0
				0
2	8	8	5	0
2	8	8	5	0

5

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

6

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

7

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

8

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

9

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

10

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

11

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

12

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

13

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

14

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

15

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

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