// Read numbers from a text file and store them into an array; then
// find the largest number, and display it.

import java.io.*;
import java.util.Scanner;

class ArrayEx1 {

   static public void main(String[] args) throws IOException {
       
        Scanner scan = new Scanner (System.in);

        String inputpath;
        System.out.print ("Enter the pathname of the input file: ");
        System.out.flush ();
        inputpath = scan.nextLine();

	Scanner inputFile; 
        inputFile = new Scanner(new File(inputpath));

        /* Declare the array */

        int[] numbers = new int[50];
        int index = 0;
   
        /* Read the first number and initialize largest */
        numbers[index] = inputFile.nextInt();
        int largest = numbers[index];

        while (numbers[index] != 0) {
  
            index++;
            numbers[index] = inputFile.nextInt();
        
        }

        /* Search for the largest element */

        for (int count = 1; count < index; count++) 
             if (numbers[count] > largest) 
                  largest = numbers[count];

        System.out.println("The largest number is " + largest);

        inputFile.close();

     }
}