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  1. Prepare
  2. Tutorials
  3. 30 Days of Code
  4. Day 28: RegEx, Patterns, and Intro to Databases
  5. Discussions

Day 28: RegEx, Patterns, and Intro to Databases

  • harirsmani2003
     + 0 comments

    import java.util.*;

    public class Solution { public static void main(String[] args) { Scanner scanner = new Scanner(System.in); int N = scanner.nextInt(); // Number of rows scanner.nextLine(); // Consume newline

        List<String> names = new ArrayList<>();

    for (int i = 0; i < N; i++) {
        String[] data = scanner.nextLine().split(" ");
        String firstName = data[0];
        String emailID = data[1];

        // Check if the email ends with "@gmail.com"
        if (emailID.endsWith("@gmail.com")) {
            names.add(firstName);
        }
    }

    // Sort names alphabetically
    Collections.sort(names);

    // Print sorted names
    for (String name : names) {
        System.out.println(name);
    }

    scanner.close();
}

    }