Input:
import java.util.Scanner;
public class arrayTraversal {
// code to implement method Largest
public static int Largest(int[] a) {
int max = 0;
for (int i = 0; i < a.length; i++) {
if (a[i] > max) {
max = a[i];
}
}
return max;
}
// code to implement method Difference
public static void Difference(int[] a) {
int max = Largest(a);
for (int i = 0; i < a.length; i++) {
System.out.println(max - a[i]);
}
}
// code to implement method searchKey
public static void searchKey(int[] a) {
Scanner keyboard = new Scanner(System.in);
int key;
boolean found = false;
int location = -1;
System.out.println("Enter the key: ");
key = keyboard.nextInt();
for (int i = 0; i < a.length; i++) {
if (a[i] == key) {
found = true;
location = i;
}
}
if (found) {
