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();
}
}
public void run() {
Scanner sc = new Scanner(System.in);
int T = sc.nextInt();
sc.nextLine();
for (int t = 1; t <= T; t++) System.out.printf("Case #%s: %s%n", t, solve(sc));
}