import java.io.File;
import java.io.FileNotFoundException;
import java.util.InputMismatchException;
import java.util.Scanner;

public class SumIntegersRunner {

	public static void main(String args[]) {
		try {

			File inputFile = new File("numbers2.txt");
			Scanner input = new Scanner(inputFile);

			int sum = 0;
			while (input.hasNext()) {
				int num = input.nextInt();
				sum = sum + num;
			}
			System.out.println("The sum is: " + sum);
			input.close();

		} catch (FileNotFoundException e) {
			System.out.println("Error: File not found.");

		} catch (InputMismatchException e) {
			System.out.println("Error: Incomptabile data in file.");
		}

	}
}