import java.util.ArrayList;
import java.util.Collections;
import java.util.List;
import java.util.Random;
/**
* @author WilliamRong
*
*/
public class test {
public static void main(String[] args) {
// TODO Auto-generated method stub
List<Integer> intList = new ArrayList<Integer>();
List<Integer> intList2 = new ArrayList<Integer>();
Random random = new Random();
for (int i = 1; i <= 20; i++) {
int j = random.nextInt(100);
intList.add(j);
System.out.println(j);
}
for (int i = 0; i < intList.size(); i++) {
if (intList.get(i) % 2 == 0) {
intList2.add(intList.get(i));
}
}
System.out.println("----------------------------------");
for (int i = 0; i < intList2.size(); i++) {
System.out.println(intList2.get(i));
}
System.out.println("----------------------------------");
Collections.sort(intList2);//
Collections.sort(intList2, Collections.reverseOrder());//
for (int i = 0; i < intList2.size(); i++) {
System.out.println(intList2.get(i));
}
}
}