對於一已排序的一維陣列 array（您可以假設每個元素都不同），以下哪項操作的複雜度不是 O(1)？(A)查找第 i 個大（ith largest）的元素(B)刪除一個元素(C)存取第 i 個小

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9. 對於一已排序的一維陣列 array（您可以假設每個元素都不同），以下哪項操作的複雜度不是 O(1)？
(A)查找第 i 個大（ith largest）的元素
(B)刪除一個元素
(C)存取第 i 個小（ith smallest）的元素
(D)以上皆不是

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