Java Date and Time

import java.io.*;
import java.util.*;
import java.text.*;
import java.math.*;
import java.util.regex.*;

public class Solution {

    public static void main(String[] args) {
        Scanner in = new Scanner(System.in);
        String month = in.next();
        String day = in.next();
        String year = in.next();
        Calendar cal = new GregorianCalendar(Integer.parseInt(year),Integer.parseInt(month)-1,Integer.parseInt(day));
        if(cal.getTime().toString().contains("Mon"))
            System.out.print("MONDAY");
        else if(cal.getTime().toString().contains("Tue"))
            System.out.print("TUESDAY");
        else if(cal.getTime().toString().contains("Wed"))
            System.out.print("WEDNESDAY ");
        else if(cal.getTime().toString().contains("Thu"))
            System.out.print("THURSDAY");
        else if(cal.getTime().toString().contains("Fri"))
            System.out.print("FRIDAY");
        else if(cal.getTime().toString().contains("Sat"))
            System.out.print("SATURDAY");
        else
            System.out.print("SUNDAY");
            
        
    }
}