import java.io.File;
public class Main {
public static void main(String[] argv) throws Exception {
File file1 = new File("a");
File file2 = new File("a");
File file3 = new File("b");
int hc1 = file1.hashCode();
System.out.println(hc1);
int hc2 = file2.hashCode();
System.out.println(hc2);
int hc3 = file3.hashCode();
System.out.println(hc3);
}
}