//Assignment#2 Question 6
import java.util.Scanner;

public class Ass2_6{
	public static void main(String[]args){
		Scanner input = new Scanner(System.in);
// Variables
		int start;
		int year;
		int day;
		int blank = 0;
		int count = 0;
		int month_count;
		int month_end = 0;
		String month = "";
// User Input
		System.out.print("What year is it? ");
		year = input.nextInt();
		System.out.print("Year begins on what day of the week?(0-6) ");
		start = input.nextInt();
// Entire Calendar runs on loop; one loop = one month
		for(month_count = 1; month_count <= 12; month_count++){

// Pre-print switch
		switch(month_count){
			case 1:  month =  "January";    month_end = 31; break;
			case 2:  month =  "Febuary";    month_end = 28; start = count; break;
			case 3:  month =  "March";      month_end = 31; start = count; break;
			case 4:  month =  "April";      month_end = 30; start = count; break;
			case 5:  month =  "May";        month_end = 31; start = count; break;
			case 6:  month =  "June";       month_end = 30; start = count; break;
			case 7:  month =  "July";       month_end = 31; start = count; break;
			case 8:  month =  "August";     month_end = 31; start = count; break;
			case 9:  month =  "September";  month_end = 30; start = count; break;
			case 10: month =  "October";    month_end = 31; start = count; break;
			case 11: month =  "November";   month_end = 30; start = count; break;
			case 12: month =  "December";   month_end = 31; start = count; break;
			default: System.exit(0);
		}
// Print Calendar
		System.out.println("\n" + "       " + month + " " + year + "\n");
		System.out.print("Sun " + "Mon " + "Tue " + "Wed " + "Thu " + "Fri " + "Sat " + "\n");

        // Print Blanks
		for(blank = 0; blank < start; blank++){
			System.out.print("    ");}

		// First Week
		for(day = 1; day <= ( 7 - blank); day++){
			System.out.print(" " + day + "  ");
			if(day == (7 - blank))
			System.out.println(""); count = 0;}

		// Rest of Calendar Loop
		for(day = day; day <= month_end; day++){
			count += 1;
			if(day < 10){
			System.out.print(" " + day + "  ");}
			if(day >= 10){
			System.out.print(" " + day + " ");}
			if(count == 7){
				System.out.println("");
				count = 0;
			}}

		System.out.print("\n" + "\n");

		}
	}
}