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곱셈 2자리 X 2자리

1

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

2

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

3

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

4

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

5

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

6

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

7

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

8

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

9

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

10

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

11

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

12

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

13

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

14

		6	3
		1	0
			0
	6	3	0
	6	3	0

15

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

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