Adding or removing an arbitrary element in the middle of an array list takes ____ time. A)O(n) B)O(1) C)O(log(n)) D)O(n²)

Name: Adding or removing an arbitrary element in the middle of an array list takes ____ time. A)O(n) B)O(1) C)O(log(n)) D)O(n 2 )
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Question

Quizplus · Accepted Answer

Adding or removing an element in the middle of an array list requires shifting all the elements after that index, which takes linear time proportional to the length of the list, making the time complexity O(n).

Adding or Removing an Arbitrary Element in the Middle of an Array