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곱셈 2자리 X 2자리

1

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

2

		1	4
		7	2
		2	8
	9	8	0
1	0	0	8

3

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

4

		6	1
		2	0
			0
1	2	2	0
1	2	2	0

5

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

6

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

7

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

8

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

9

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

10

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

11

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

12

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

13

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

14

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

15

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

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