Assignment 128
code
///Name: Mutsu Osoegawa
///Period: 7
///Project Name: Summing Several Numbers from Any File
///File Name: SummingSeveralNums.java
///Date: 6/3/2016
import java.io.File;
import java.util.Scanner;
import java.util.InputMismatchException;
public class SummingSeveralNums {
public static void main(String[] args) throws Exception {
int sum = 0;
String fileName = "";
Scanner keyboard = new Scanner(System.in);
while (!fileName.equals("exit"))
{
System.out.print("Which file would you like to read from?\n>");
fileName = keyboard.next();
if (!fileName.equals("exit"))
{
System.out.print("Reading numbers from file \"" + fileName + "\":\n\n>");
Scanner fileIn = new Scanner(new File(fileName));
while(fileIn.hasNext())
{
try {
int temp = fileIn.nextInt();
System.out.print(" " + temp);
sum += temp;
}
catch (InputMismatchException e){};
}
fileIn.close();
System.out.println("\nSum is " + sum);
}
}
}
}