Java Binary Search On Vector

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import java.util.Collections;
import java.util.Vector;

public class JavaBinarySearchOnVector {

	public static void main(String[] args) {
		Vector v = new Vector();
		v.add("X");
		v.add("M");
		v.add("D");
		v.add("A");
		v.add("O");
		Collections.sort(v);
		System.out.println(v);
		int index = Collections.binarySearch(v, "D");
		System.out.println("Element found at : " + index);
	}

}

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