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곱셈 2자리 X 2자리

1

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

2

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

3

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

4

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

5

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

6

		1	0
		4	7
		7	0
	4	0	0
	4	7	0

7

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

8

		2	3
		4	0
			0
	9	2	0
	9	2	0

9

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

10

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

11

		8	5
		7	0
			0
5	9	5	0
5	9	5	0

12

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

13

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

14

		9	4
		5	1
		9	4
4	7	0	0
4	7	9	4

15

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

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