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덧셈 2자리 X 2자리

		4	5
		3	1
		7	6

		2	4
		4	1
		6	5

	8	5
	6	5
1	5	0

		1	6
		6	2
		7	8

	8	5
	2	1
1	0	6

	4	7
	7	9
1	2	6

	6	6
	6	1
1	2	7

		2	5
		1	2
		3	7

		5	2
		3	7
		8	9

		1	2
		1	2
		2	4

		2	3
		2	3
		4	6

	5	6
	5	3
1	0	9

	8	4
	6	0
1	4	4

		4	1
		5	1
		9	2

		2	7
		6	3
		9	0