Java - use switch statement to determine how many days are in the entered month

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Description

use switch statement to determine how many days are in the entered month

Demo

import java.util.Scanner;

/**//  w w w. j  a v  a 2s.c o  m
 * This program use switch statement to determine how many days are in the entered month
 */

public class DaysInAMonth {

  public static void main(String args[]) {
    Scanner keyboard = new Scanner(System.in);
    System.out.println("Please enter a month in number form (1-12)");
    int month = keyboard.nextInt();
    keyboard.close();

    switch (month) {
      case 1:
      case 3:
      case 5:
      case 7:
      case 8:
      case 10:
      case 12:
        System.out.println(31);
        break;
      case 2:
        System.out.println(28);
        break;
      case 4:
      case 6:
      case 9:
      case 11:
        System.out.println(30);
        break;
      default:
        System.out.println("Not a month.");
    }
  }
}

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