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tchenkov

L07u11_EnterEvenNumber

Feb 21st, 2017
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Java 1.03 KB | None | 0 0
  1. package Uprajneniq;
  2.  
  3. import java.util.Scanner;
  4.  
  5. /**
  6.  * Created by todor on 20.02.2017 г..
  7.  */
  8. public class u11_EnterEvenNumber {
  9.     public static void main(String[] args) {
  10.         Scanner scan = new Scanner(System.in);
  11.        
  12.         while (true) {
  13.             try {
  14.                 System.out.print("Enter even number: ");
  15.                 int number = Integer.parseInt(scan.nextLine());
  16.                 boolean isNumberEven = number % 2 == 0;
  17.                 while (!isNumberEven) {
  18.                     System.out.println("The number is not even.");
  19.                     System.out.print("Enter even number: ");
  20.                     number = Integer.parseInt(scan.nextLine());
  21.                     isNumberEven = number % 2 == 0;
  22.                 }
  23.                 System.out.println("Even number entered: " + number);
  24.                 break;
  25.             }
  26.             catch (NumberFormatException exceptionString) {
  27.                 System.out.println("The number is not even.");
  28.             }
  29.            
  30.         }
  31.     }
  32. }
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