import java.util.*;

class CaseInsensitiveComparator implements Comparator<String> {
    public int compare(String element1,
		       String element2) {
	String lowerE1 = element1.toLowerCase();
	String lowerE2 = element2.toLowerCase();
	return lowerE1.compareTo(lowerE2);
    }
}

// Notera: "Hej" och "hej" betraktas som lika.