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- import java.util.*;
- public class App7 {
- public static void main(String[] args) {
- ArrayList<Integer> Numbers = new ArrayList<Integer>();
- Numbers.add(13);
- Numbers.add(26);
- Numbers.add(17);
- Numbers.add(4);
- Numbers.add(181);
- // Разпечатване на съдържанието
- System.out.println("Content: "+ Numbers);
- System.out.println("Size: " + Numbers.size());
- System.out.println("To string: " + Numbers.toString());
- System.out.println();
- // Премахване на ИНДЕКС
- System.out.println("Remove element at index [4] => " + Numbers.remove(4));
- System.out.println("Content: " + Numbers);
- System.out.println();
- // Премахване по ЕЛЕМЕНТ (value)
- System.out.println("Remove element (26) by value: " + Numbers.remove(Numbers.indexOf(26)));
- System.out.println("Content: " + Numbers);
- System.out.println();
- // Добавяне на елемент на края
- System.out.println("Add element (21) at end: " + Numbers.add(21));
- System.out.println("Content: " + Numbers);
- System.out.println();
- //Add element at INDEX (position)
- System.out.println("Add element (18) at index [0]: ");
- Numbers.add(0 ,18);
- System.out.println("Content: " + Numbers);
- System.out.println();
- }//end of main
- } //end of class
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