Second Largest in One Pass | Dataford Interview Questions

Find the second largest number in an unsorted array in a single traversal.

Treat "second largest" as the second distinct largest value. Return None if the array contains fewer than two distinct values.

Implement def second_largest(nums):, accepting a list of integers and returning an integer or None.

def second_largest(nums):

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Find the second largest number in an unsorted array in a single traversal.

Treat "second largest" as the second distinct largest value. Return None if the array contains fewer than two distinct values.

Implement def second_largest(nums):, accepting a list of integers and returning an integer or None.

def second_largest(nums):

Your question is Second Largest in One Pass. Start with the requirements in the Question tab.

Run and submit as often as you like. When you're ready, talk me through your approach or go straight to the code.