Computers And Technology College

In Java Please

4.24 LAB: Print string in reverse
Write a program that takes in a line of text as input, and outputs that line of text in reverse. The program repeats, ending when the user enters "Done", "done", or "d" for the line of text.

Ex: If the input is:

Hello there
Hey
done
the output is:

ereht olleH
yeH

Answers

Answer 1

The program that takes in a line of text as input, and outputs that line of text in reverse is given

The Program

import java.util.Scanner;

public class ReverseString {

  public static void main(String[] args) {

       Scanner input = new Scanner(System.in);

       String line;

       do {

           line = input.nextLine();

           if (!line.equalsIgnoreCase("done") && !line.equalsIgnoreCase("d")) {

               String reversed = reverseString(line);

              System.out.println(reversed);

           }

       } while (!line.equalsIgnoreCase("done") && !line.equalsIgnoreCase("d"));

   }

  public static String reverseString(String text) {

       StringBuilder reversedText = new StringBuilder();

       for (int i = text.length() - 1; i >= 0; i--) {

           reversedText.append(text.charAt(i));

       }

       return reversedText.toString();

   }

}


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Related Questions

Describe any special considerations unique to Oracle that must be addressed?

Answers

When working with Oracle, there are a few special considerations that must be addressed:

1. Licensing: Oracle has specific licensing requirements, and it's important to ensure compliance with their licensing policies. This includes understanding the licensing models, user licenses, and potential costs associated with Oracle products.

2. Performance Tuning: Oracle databases require careful performance tuning to optimize their efficiency. This involves monitoring and adjusting various parameters, such as memory allocation, disk I/O, query optimization, and indexing strategies.

3. High Availability and Disaster Recovery: Implementing robust high availability and disaster recovery solutions is crucial for critical Oracle systems. This may involve using technologies like Oracle Real Application Clusters (RAC), Data Guard, or GoldenGate to ensure data availability, minimize downtime, and support business continuity.

4. Security: Oracle databases store sensitive data, so implementing strong security measures is essential. This includes setting up proper access controls, authentication mechanisms, encryption, auditing, and regularly applying security patches and updates.

5. Oracle-specific Features: Oracle offers a wide range of advanced features and functionalities that may require specific considerations. These include partitioning, advanced analytics, Oracle Advanced Compression, Oracle Enterprise Manager, and more. Understanding and leveraging these features can enhance the performance and capabilities of Oracle systems.

It's worth noting that the specific considerations may vary based on the version and edition of Oracle being used, as well as the specific requirements of the project or organization.

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