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import java.util.Collections;
import java.util.Vector;
public class Main {
public static void main(String[] args) {
Vector<String> v = new Vector<String>();
v.add("Z");
v.add("B");
v.add("D");
v.add("E");
v.add("F");
Collections.sort(v);
System.out.println(v);
int index = Collections.binarySearch(v, "D");
System.out.println("Element found at : " + index);
}
}
/*[B, D, E, F, Z]
Element found at : 1
*/
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