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곱셈 2자리 X 2자리

1

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

2

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

3

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

4

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

5

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

6

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

7

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

8

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

9

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

10

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

11

		2	2
		4	2
		4	4
	8	8	0
	9	2	4

12

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

13

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

14

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

15

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

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