import com.sun.java.util.collections.HighPerformanceCollections;
public class Main {
public static void main(String[] args) {
IntList intList = HighPerformanceCollections.getIntList();
intList.add(1);
intList.add(2);
intList.add(3);
for (int i = 0; i < intList.size(); i++) {
System.out.println(intList.get(i));
}
intList.remove(0);
intList.set(0, 4);
int value = intList.get(0);
}
}