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QWhat is the time complexity of the push and pop operations on a stack implemented using an array?

ID: #5748 Stacks 151 views
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#5748Q ID
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StacksTopic
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  • A O(1) ✔ ✖
  • B O(log n) ✔ ✖
  • C O(n) ✔ ✖
  • D O(n log n) ✔ ✖
Correct Answer: Option A

Explanation

Answer: a) O(1)

Explanation: The push and pop operations on a stack implemented using an array have a time complexity of O(1), since they simply involve adding or removing an element from the end of the array.

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