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곱셈 2자리 X 2자리

1

		3	9
		1	8
	3	1	2
	3	9	0
	7	0	2

2

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

3

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

4

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

5

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

6

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

7

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

8

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

9

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

10

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

11

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

12

		5	4
		5	5
	2	7	0
2	7	0	0
2	9	7	0

13

		3	6
		2	0
			0
	7	2	0
	7	2	0

14

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

15

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

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