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MyClass.java
 

import java.util.ArrayList;

public class MyClass { 
  public static void main(String[] args) { 
    ArrayList<Integer> myNumbers = new ArrayList<Integer>();
    myNumbers.add(10);
    myNumbers.add(15);
    myNumbers.add(20);
    myNumbers.add(25);
    for (int i : myNumbers) {
      System.out.println(i);
    }
  } 
}

Result:
10
15
20
25