import java.util.*;
public class ConversionTo
{
public static void main(
String args[])
{
Integer a[] = {23,56,89,78,45,12};
ArrayList<Integer> al = new ArrayList<Integer>();
al.addAll(Arrays.asList(a));
al.remove(new Integer(78));
a = al.toArray(a);
for(int i: a)
System.out.println(i);
}
}
but finally when I am printing array its throwing nullpointerException