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곱셈: 2 x 22X4

1

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

2

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

3

		7	5
		4	9
	6	7	5
3	0	0	0
3	6	7	5

4

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

5

		6	5
		4	4
	2	6	0
2	6	0	0
2	8	6	0

6

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

7

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

8

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

9

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

10

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

11

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

12

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

13

		4	0
		6	5
	2	0	0
2	4	0	0
2	6	0	0

14

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

15

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

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