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rafibatam

TreeSet JAVA

Jan 29th, 2019
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Java 0.81 KB | None | 0 0
  1. import java.util.*;
  2.  
  3. public class Java {
  4.     public static void main(String[] args) {
  5.         System.out.println("Keluarga ku terdiri atas 6 orang : ");
  6.         TreeSet<String> set = new TreeSet<String>();
  7.         set.add("1. Arei Fadila");
  8.         set.add("2. Caroline Seconda");
  9.         set.add("3. Annisa Jasmine Putri Faradila");
  10.         set.add("4. Muhammad Rafi Bahrur Rizki");
  11.         set.add("5. Muhammad Dzaky Bahrul Ilmi");
  12.         set.add("6. Khairin Naila Rabiatul Adawiyah");
  13.        
  14.         // Tidak bisa di duplikat karena nilainya sudah ada
  15.         set.add("4. Muhammad Rafi Bahrur Rizki");
  16.        
  17.         Iterator iterator = set.iterator();
  18.         while(iterator.hasNext()) {
  19.             System.out.println(iterator.next());
  20.         }
  21.        
  22.         System.out.println("\nMuhammad Rafi Bahrur Rizki anak kedua dari 4 bersaudara, apakah benar? " + set.contains("4. Muhammad Rafi Bahrur Rizki"));
  23.     }
  24. }
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