- s = s.substring(2, 4) + "-" + s.substring(4, 6) + "-" + s.substring(0, 2) + "-" + s.substring(6, 8) + "-" +
- s.substring(8, 10) + "-" + s.substring(10, 12) + "-" + s.substring(12);
+ s = s.substring(0, 4) + "-" + s.substring(4, 6) + "-" + s.substring(6, 8) + "-" +
+ s.substring(8, 10) + "-" + s.substring(10, 12) + "-" +
+ s.substring(12, 14) + "-" + s.substring(14);
+