Question 1
How is the 'start' of a sequence identified in the optimized approach?
Question 2
Why is the basic sorting approach not ideal for finding the longest consecutive sequence?
Question 3
In the example array `[100, 4, 200, 1, 3, 2]`, what is the length of the longest consecutive sequence?
Question 4
What is the time complexity of the basic sorting approach for finding the longest consecutive sequence?
Question 5
Which type of problem visualization is mentioned to be helpful for solving the longest consecutive sequence problem?
Question 6
What initial step is performed in the optimized solution to facilitate quick lookup of elements?
Question 7
What approach is used to update the length of the sequence in the optimized method?
Question 8
What is the time complexity of the optimized solution to find the longest consecutive sequence?
Question 9
What is the key insight for optimizing the search for the start of a sequence?
Question 10
What is the space complexity of the optimized solution?
Question 11
What is the primary problem statement for finding the longest consecutive sequence in an array?
Question 12
In the given code example, what is checked to determine whether a number `n` is the start of a sequence?
Question 13
Which of the following is NOT a step in the efficient method for finding the longest consecutive sequence?
Question 14
In the efficient method, which data structure is used to store the numbers for quick lookup?
Question 15
Why does the efficient method iterate through each number at most twice?