Java Program to find duplicate elements in array - 3 ways to compare time/space complexity Solution 1 : Our first solution is very simple. All we are doing here is to loop over an array and comparing ...

How to remove duplicates from a List in Java There are several ways to find duplicates in a Java List, array or other collection class. The following list describes some of the most commonly used ...

// Find the Unique Element // Send Feedback // Given an integer array of size 2N + 1. In this given array, N numbers are present twice and one number is present only once in the array. // You need to ...