Find Duplicate in Array | Dataford Interview Questions

Given an array, find a duplicate and print "yes" if there is one, otherwise print "no".

Implement contains_duplicate(nums), which receives a list of integers and returns the string "yes" when any value appears at least twice, or "no" otherwise. The function may stop as soon as a duplicate is found.

Constraints

1 <= nums.length <= 1000
-10^9 <= nums[i] <= 10^9

Function Signature

def contains_duplicate(nums):

Your question is Find Duplicate in Array. 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.

Problem

Given an array, find a duplicate and print "yes" if there is one, otherwise print "no".

Constraints

1 <= nums.length <= 1000
-10^9 <= nums[i] <= 10^9

Function Signature

def contains_duplicate(nums):

Your question is Find Duplicate in Array. 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.