1  import java.util.ArrayList;

  2  import java.util.Scanner;

  3  

  4  /**

  5     This program reads a sequence of values and prints them, marking the largest value.

  6  */

  7  public class LargestInArrayList

  8  {

  9     public static void main(String[] args)

 10     {  

 11        ArrayList<Double> values = new ArrayList<Double>();

 12  

 13        // Read inputs

 14  

 15        System.out.println("Please enter values, Q to quit:");

 16        Scanner in = new Scanner(System.in);

 17        while (in.hasNextDouble())

 18        {  

 19           values.add(in.nextDouble());

 20        }

 21  

 22        // Find the largest value

 23  

 24        double largest = values.get(0);

 25        for (int i = 1; i < values.size(); i++)

 26        {

 27           if (values.get(i) > largest)

 28           {

 29              largest = values.get(i);

 30           }

 31        }

 32  

 33        // Print all values, marking the largest

 34  

 35        for (double element : values)

 36        {  

 37           System.out.print(element);

 38           if (element == largest) 

 39           {

 40              System.out.print(" <== largest value");

 41           }

 42           System.out.println();

 43        }

 44     }

 45  }