1  import java.util.Scanner;
  2  
  3  public class GuessBirthdayUsingArray {
  4    public static void main(String[] args) {
  5      int day = 0; // Day to be determined
  6      int answer;
  7  
  8      int[][][] dates = {
  9        {{ 1,  3,  5,  7},
 10         { 9, 11, 13, 15},
 11         {17, 19, 21, 23},
 12         {25, 27, 29, 31}},
 13        {{ 2,  3,  6,  7},
 14         {10, 11, 14, 15},
 15         {18, 19, 22, 23},
 16         {26, 27, 30, 31}},
 17        {{ 4,  5,  6,  7},
 18         {12, 13, 14, 15},
 19         {20, 21, 22, 23},
 20         {28, 29, 30, 31}},
 21        {{ 8,  9, 10, 11},
 22         {12, 13, 14, 15},
 23         {24, 25, 26, 27},
 24         {28, 29, 30, 31}},
 25        {{16, 17, 18, 19},
 26         {20, 21, 22, 23},
 27         {24, 25, 26, 27},
 28         {28, 29, 30, 31}}};
 29      
 30      // Create a Scanner
 31      Scanner input = new Scanner(System.in);
 32  
 33      for (int i = 0; i < 5; i++) {
 34        System.out.println("Is your birth day in Set" + (i + 1) + "?");       
 35        for (int j = 0; j < 4; j++) {
 36          for (int k = 0; k < 4; k++)
 37            System.out.printf("%4d", dates[i][j][k]);
 38          System.out.println();
 39        }
 40  
 41        System.out.print("\nEnter 0 for No and 1 for Yes: ");
 42        answer = input.nextInt();
 43  
 44        if (answer == 1)
 45          day += dates[i][0][0];
 46      }
 47  
 48      System.out.println("Your birth day is " + day);
 49    }
 50  }