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곱셈 2자리 X 1자리

	5	9
		7
4	1	3

	5	1
		7
3	5	7

	2	5
		5
1	2	5

	5	4
		4
2	1	6

	5	2
		2
1	0	4

		2	1
			3
		6	3

	8	6
		2
1	7	2

	6	5
		3
1	9	5

	8	3
		4
3	3	2

	9	4
		6
5	6	4

	4	4
		5
2	2	0

	6	1
		4
2	4	4

		6	2
			1
		6	2

	2	6
		8
2	0	8

		1	2
			6
		7	2