public class Main {

   class Contact{
        String name;
        String phoneNumber;
        String email;

        }

    class ContactsManager {
        // Fields:
        Contact [] myFriends;
        int friendsCount;

        // Constructor:
        ContactsManager(){
            friendsCount = 0;
            myFriends = new Contact[500];
        }

        // Methods:
        void addContact(Contact contact){
            myFriends[friendsCount] = contact;
            friendsCount++;
        }

        Contact searchContact(String searchName){
            for(int i=0; i<friendsCount; i++){
                if(myFriends[i].name.equals(searchName)){
                    return myFriends[i];
                }
            }
            return null;
        }
    }

    public static void main(String [] args){
        // Create the ContactsManager object
        ContactsManager myContactsManager = new ContactsManager();
        // Create a new Contact object for James
        Contact friendJames = new Contact();
        // Set the fields
        friendJames.name = "James";
        friendJames.phoneNumber = "0012223333";
        // Add James Contact to the ContactsManager
        myContactsManager.addContact(friendJames);
        // Create a new Contact object for Cezanne
        Contact friendCezanne = new Contact();
        // Set the fields
        friendCezanne.name = "Cezanne";
        friendCezanne.phoneNumber = "987654321";
        // Add Cezanne Contact to the ContactsManager
        myContactsManager.addContact(friendCezanne);
        // Create a new Contact object for Jessica
        Contact friendJessica = new Contact();
        // Set the fields
        friendJessica.name = "Jessica";
        friendJessica.phoneNumber = "5554440001";
        // Add Jessica Contact to the ContactsManager
        myContactsManager.addContact(friendJessica);

        // Now let's try to search of a contact and display their phone number
        Contact result = myContactsManager.searchContact("Jessica");
        System.out.println(result.phoneNumber);

    }
}