1. /*
2.  * To change this license header, choose License Headers in Project Properties.
3.  * To change this template file, choose Tools | Templates
4.  * and open the template in the editor.
5.  */
6. import java.util.Scanner;
7. /**
8.  *
9.  * @author maxim
10.  */
11. public class kalendarz {
12.    
13.  
14.  public static void main(String[] strings) {
15.  Scanner input = new Scanner(System.in);
16.  System.out.print("Enter a year: ");
17.  int year = input.nextInt();
18.  System.out.print("Enter the first day of the year: ");
19.  int startDay = input.nextInt();
20.  int numberOfDaysInMonth = 0;
21.  for (int month = 1; month <= 12; month++)
22.  {
23.  System.out.print(" ");
24.  switch (month)
25.  {
26.  case 1:
27.  System.out.println("January " + year);
28.  numberOfDaysInMonth = 31;
29.  break;
30.  case 2:
31.  System.out.println("February " + year);
32.  if ((year % 400 == 0) || ((year % 4 == 0) && (year % 100 != 0))) {
33.  numberOfDaysInMonth = 29;
34.  } else {
35.  numberOfDaysInMonth = 28;
36.  }
37.  break;
38.  case 3:
39.  System.out.println("March " + year);
40.  numberOfDaysInMonth = 31;
41.  break;
42.  case 4:
43.  System.out.println("April " + year);
44.  numberOfDaysInMonth = 30;
45.  break;
46.  case 5:
47.  System.out.println("May " + year);
48.  numberOfDaysInMonth = 31;
49.  break;
50.  case 6:
51.  System.out.println("June " + year);
52.  numberOfDaysInMonth = 30;
53.  break;
54.  case 7:
55.  System.out.println("July " + year);
56.  numberOfDaysInMonth = 31;
57.  break;
58.  case 8:
59.  System.out.println("August " + year);
60.  numberOfDaysInMonth = 31;
61.  break;
62.  case 9:
63.  System.out.println("September " + year);
64.  numberOfDaysInMonth = 30;
65.  break;
66.  case 10:
67.  System.out.println("October " + year);
68.  numberOfDaysInMonth = 31;
69.  break;
70.  case 11:
71.  System.out.println("November " + year);
72.  numberOfDaysInMonth = 30;
73.  break;
74.  case 12:
75.  System.out.println("December " + year);
76.  numberOfDaysInMonth = 31;
77.  }
78.  System.out.println("-----------------------------");
79.  System.out.println(" Sun Mon Tue Wed Thu Fri Sat");
80.  for (int i = 0; i < startDay; i++) {
81.  System.out.print(" ");
82.  }
83.  for (int i = 1; i <= numberOfDaysInMonth; i++)
84.  {
85.  if (i < 10) {
86.  System.out.print(" " + i);
87.  } else {
88.  System.out.print(" " + i);
89.  }
90.  if ((i + startDay) % 7 == 0) {
91.  System.out.println();
92.  }
93.  }
94.  System.out.println("");
95.  startDay = (startDay + numberOfDaysInMonth) % 7;
96.  }
97.  }
98. }
99.  
100.