Method cmp_alien

java/953_Verifying_an_Alien_Dictionary.java:14–24

(String a, String b)

        
    }
    private int cmp_alien(String a, String b) {
        int ls = a.length() < b.length() ? a.length(): b.length();
        int pos = 0;
        // Compare based on hashmap
        while (pos < ls) {
            if (orderMap.get(a.charAt(pos)) != orderMap.get(b.charAt(pos)))
                return orderMap.get(a.charAt(pos)) - orderMap.get(b.charAt(pos));
            pos += 1;
        }
        return a.length() <= b.length() ? -1: 1;
    }
}