import javax.imageio.ImageIO;
import java.awt.*;
import java.awt.image.BufferedImage;
import java.io.File;
import java.io.FileInputStream;
<BUG>import java.io.IOException;
import java.util.ArrayList;</BUG>
public class ImageFunctions {
IndexReader reader = null;
ImageSearcher searcher = null;

import javax.imageio.ImageIO;
import java.awt.*;
import java.awt.image.BufferedImage;
import java.io.File;
import java.io.FileInputStream;
import java.io.IOException;
import java.nio.file.Paths;
import java.util.ArrayList;
public class ImageFunctions {
IndexReader reader = null;
ImageSearcher searcher = null;
