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곱셈 2자리 X 2자리

1

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

2

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

3

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

4

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

5

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

6

		5	5
		4	7
	3	8	5
2	2	0	0
2	5	8	5

7

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

8

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

9

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

10

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

11

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

12

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

13

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

14

		6	9
		1	5
	3	4	5
	6	9	0
1	0	3	5

15

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

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