?? exercise7_15.java
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import java.util.*;import javax.swing.JOptionPane;public class Exercise7_15 { /**Main method*/ public static void main(String[] args) { // Receive the amount entered from the dialog box String s = JOptionPane.showInputDialog( "Enter numbers separated by spaces:"); Scanner scanner = new Scanner(s); double sum = 0; while (scanner.hasNext()) sum += scanner.nextDouble(); System.out.println("Sum is " + sum); System.exit(0); }}
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