public void diff(int id, String small, String large) {
try {
Scanner sm = new Scanner(new File(small));
Scanner lg = new Scanner(new File(large));
int line = 0;
while (sm.hasNextLine() && lg.hasNextLine()) {
String s = sm.nextLine();
String l = lg.nextLine();
if (!s.equals(l)) {
System.out.println(line + ">" + s);
System.out.println(line + "<" + l);
}
line++;
}
} catch (Exception e) {
e.printStackTrace();
}
}
