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곱셈 2자리 X 1자리

		3	8
			1
		3	8

		1	2
			1
		1	2

		1	8
			3
		5	4

	4	3
		3
1	2	9

		3	0
			2
		6	0

		1	7
			2
		3	4

	8	7
		3
2	6	1

	8	5
		7
5	9	5

	6	4
		2
1	2	8

		1	8
			5
		9	0

		3	5
			1
		3	5

		4	4
			2
		8	8

	4	2
		8
3	3	6

	3	2
		4
1	2	8

	4	2
		7
2	9	4