public static void main(String[] args) {
QuickUnion quickUnion = new QuickUnion(10);
Scanner scanner = new Scanner(System.in);
while (scanner.hasNext()) {
String s = scanner.next();
String[] arg = s.split("-");
System.out.println(arg[0] + " and " + arg[1]);
quickUnion.union(Integer.valueOf(arg[0]), Integer.valueOf(arg[1]));
}
quickUnion.show();
}
