import java.util.Collection;
import java.util.HashMap;
import java.util.Map;
import java.util.Set;
public class ListHashMap<K,V> implements Map<K,V> {
<BUG>private int listFill = 0;
private Object[] listKeys;

private Object[] listValues;
</BUG>
private int size = 0;

import java.util.Collection;
import java.util.HashMap;
import java.util.Map;
import java.util.Set;
public class ListHashMap<K,V> implements Map<K,V> {
private final Object[] listKeys;
private final Object[] listValues;
private int size = 0;
