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곱셈 2자리 X 2자리

1

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

2

		7	0
		4	3
	2	1	0
2	8	0	0
3	0	1	0

3

		5	3
		6	7
	3	7	1
3	1	8	0
3	5	5	1

4

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

5

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

6

		2	5
		8	3
		7	5
2	0	0	0
2	0	7	5

7

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

8

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

9

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

10

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

11

		1	3
		2	1
		1	3
	2	6	0
	2	7	3

12

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

13

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

14

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

15

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

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