We use cookies to ensure you have the best browsing experience on our website. Please read our cookie policy for more information about how we use cookies.
- Prepare
- Java
- Data Structures
- Java Dequeue
- Discussions
Java Dequeue
Java Dequeue
Sort by
recency
|
300 Discussions
|
Please Login in order to post a comment
import java.util.*;
public class test { public static void main(String[] args) { Scanner in = new Scanner(System.in); Deque deque = new ArrayDeque<>(); Set uniqueElements = new HashSet<>();
}
Hi all. This is my approach:
You can exploit the constraints to have a 1-to-1 mapping for maintaining frequency, to get a constant time contains result. Here's my most optimized code for this. Also, intializing the Deque and Set to a fixed size helps performance by eliminating resizing, and rehashing.
Complete solution in this website for this question.Java Dequeue- Duplicate Words-hacker-rank-solution
(https://digitwood.com/java-dequeue-in-java-hacker-rank-solution-digit-wood)