Something

import java.awt.*; import java.awt.event.*; import javax.swing.*; import java.io.*; import java.util.*; public class DiffInt extends Diff {  int i = 0;  int j = 0;  int[] left;  int[] right;  public DiffInt(int[] left, int[] right)  {   super();   i = 0;   j = 0;   this.left = left;   this.right = right;  }