import java.util.Arrays;

public abstract class MyArrayList<T> {
	protected T T1[], temp[];
	protected int size;

	public int size(){
		return size;
	}
	
	public int physicalSize(){
		return T1.length + temp.length + size * Integer.SIZE;
	}

	public T get(int i){
		return T1[i];
	}

	public void add(T o){
		makeSpaceIfNeeded();
		T1[size++] = o;
	}

	public void add(int i, T o){
		makeSpaceIfNeeded();
		temp = Arrays.copyOfRange(T1, i, size-1);
		T1[i] = o;
		for(int j = 1; j <= temp.length; j++){
			T1[j + i] = temp[i];
		}
		size++;
	}

	abstract void makeSpaceIfNeeded();
}