/* Given 2 strings, a and b, return a string of the form short+long+short, * with the shorter string on the outside and the longer string on the * inside. The strings will not be the same length, but they may be empty * (length 0). */ public String comboString(String a, String b) { if(b.length() < a.length()) { String temp = a; a = b; b = temp; } return a + b + a; }