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How many times the insert and extract min operations are invoked per vertex?

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in Data Structures & Algorithms II by (111k points)
How many times the insert and extract min operations are invoked per vertex?

(a) 1

(b) 2

(c) 3

(d) 0

The question was posed to me at a job interview.

Question is from Shortest Path topic in division Shortest Path of Data Structures & Algorithms II

1 Answer

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Best answer
The correct choice is (a) 1

Easiest explanation - Insert and extract min operations are invoked only once per vertex because each vertex is added only once to the set and each edge in the adjacency list is examined only once during the course of algorithm.

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