import java.util.Arrays;
import java.util.Collections;
public class Main {
public static void main(String[] argv) throws Exception {
int[] intArray = new int[] { 4, 1, 3, -23 };
Arrays.sort(intArray);
// [-23, 1, 3, 4]
String[] strArray = new String[] { "z", "a", "C" };
Arrays.sort(strArray);
// [C, a, z]
// Case-insensitive sort
Arrays.sort(strArray, String.CASE_INSENSITIVE_ORDER);
// [a, C, z]
// Reverse-order sort
Arrays.sort(strArray, Collections.reverseOrder());
// [z, a, C]
// Case-insensitive reverse-order sort
Arrays.sort(strArray, String.CASE_INSENSITIVE_ORDER);
Collections.reverse(Arrays.asList(strArray));
// [z, C, a]
}
}
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