import java.util.Collections; import java.util.Vector; public class Main { public static void main(String[] args) { Vector<Double> v = new Vector<Double>(); v.add(new Double("3.4324")); v.add(new Double("3.3532")); v.add(new Double("3.342")); v.add(new Double("3.349")); v.add(new Double("2.3")); Object obj = Collections.max(v); System.out.println(obj); } } //3.4324