算法练习01

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一、单项选择题 answer:

1:C 2:D 3:B 4:D 5:A 6:D 7:C 8:A 9:B 10:A 11:D

二、简答题 answer:

1:O(1) 2:O(n^2) 3:O(n^2) 4:O(n) 5:O(n^2) 6:O(n)