Ace your coding interview! Explore 20+ time complexity questions with detailed answers. Master algorithm analysis and improve your problem-solving skills.
Q1: What is the time complexity of accessing an element in an array by its index?
Q2: What is the time complexity of searching for an element in a sorted array using binary search?
Q3: What is the time complexity of inserting an element at the beginning of a linked list?
Q4: What is the time complexity of deleting an element from the end of an array?
Q5: What is the time complexity of sorting an array using bubble sort?
Q6: What is the average time complexity of quicksort?
Q7: What is the worst-case time complexity of quicksort?
Q8: What is the time complexity of traversing a binary tree in-order?
Q9: What is the time complexity of inserting an element into a hash table (average case)?
Q10: What is the time complexity of finding the minimum element in a binary search tree?
Q11: What is the time complexity of a linear search?
Q12: What is the time complexity of matrix multiplication for two n x n matrices?
Q13: What is the time complexity of Dijkstra's algorithm for finding the shortest path in a graph?
Q14: What is the time complexity of Breadth-First Search (BFS) in a graph represented by an adjacency list?
Q15: What is the time complexity of Depth-First Search (DFS) in a graph represented by an adjacency list?
Q16: What is the time complexity of building a heap from an unsorted array?
Q17: What is the time complexity of removing the maximum element from a max heap?
Q18: What is the time complexity of finding the k-th smallest element in an unsorted array using quickselect?
Q19: What is the time complexity of merge sort?
Q20: What is the time complexity of counting sort?
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Time Complexity Interview Q&A (2025)
Ace your coding interview! Explore 20+ time complexity questions with detailed answers. Master algorithm analysis and improve your problem-solving skills.
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