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곱셈 2자리 X 1자리

	5	2
		9
4	6	8

	3	4
		8
2	7	2

	6	1
		7
4	2	7

		6	3
			1
		6	3

	4	3
		7
3	0	1

	2	0
		8
1	6	0

	3	4
		8
2	7	2

	6	3
		4
2	5	2

		1	2
			2
		2	4

	4	3
		5
2	1	5

		4	1
			2
		8	2

	4	1
		4
1	6	4

	7	0
		2
1	4	0

	2	6
		4
1	0	4

	8	9
		4
3	5	6