JAVA- day is today

 1 import java.util.Scanner;
 2 
 3 public class course01 {
 4     public static void main(String[] args){
 5         System.out.println("Welcome to 'What day is today'");
 6 
 7         Scanner in = new Scanner(System.in);
 8 
 9         System.out.println("Enter year: (e.g, 2012)");
10         int year = in.nextInt();
11 
12         System.out.println("Enter month: 1 - 12 : ");
13         int month = in.nextInt();
14 
15         System.out.println("Enter the day of the month: 1 - 31 :");
16         int day = in.nextInt();
17 
18 //        System.out.println(year+ month+day);
19 
20         int temp = month;
21         if(temp == 1){
22             month = 13;
23             year -= 1;
24         }
25         else if(temp == 2){
26             month = 14;
27             year -= 1;
28         }
29 
30         int k = year % 100;
31         int j = year / 100;
32 
33         int h = (day + 26 * (month + 1) / 10 + k + k / 4 + j / 4 + 5 * j) % 7;
34 
35 //        System.out.println(h);
36 
37         switch (h){
38             case 0 :System.out.println("Day of the week is Saturday"); break;
39             case 1 :System.out.println("Day of the week is Sunday"); break;
40             case 2 :System.out.println("Day of the week is Monday"); break;
41             case 3 :System.out.println("Day of the week is Tuesday"); break;
42             case 4 :System.out.println("Day of the week is Wednesday"); break;
43             case 5 :System.out.println("Day of the week is Thursday"); break;
44             case 6 :System.out.println("Day of the week is Friday"); break;
45         }
46     }
47 }