Search⌘ K
AI Features
Home
Courses
Grokking the Coding Interview Patterns in Python

Find the Duplicate Number

Explore how to find the duplicate number in an array where numbers range from 1 to n, using the fast and slow pointer technique. Understand the constraints of solving this problem without modifying the array and with constant extra space. Practice implementing the solution to confidently detect duplicates efficiently.

We'll cover the following...

Statement

Given an array of positive numbers, nums, such that the values lie in the range [1,n][1, n], inclusive, and that there are n+1n+1 ...