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곱셈: 3 x 23X7

1

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

2

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

3

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

4

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

5

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

6

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

7

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

8

		9	2	2
			2	2
	1	8	4	4
1	8	4	4	0
2	0	2	8	4

9

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

10

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

11

		6	1	0
			5	6
	3	6	6	0
3	0	5	0	0
3	4	1	6	0

12

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

13

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

14

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

15

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

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