import java.util.GregorianCalendar;
 
public class GlitchInTheMatrix
{
	public static void main(String[] args)
	{
		GregorianCalendar date = new GregorianCalendar(2007, GregorianCalendar.DECEMBER, 31);
		System.out.println("" + date.get(GregorianCalendar.WEEK_OF_YEAR));
	}
}

import java.util.GregorianCalendar;
 
public class NonRetardedJavaCalendar extends GregorianCalendar
{
	public NonRetardedJavaCalendar(int year, int month, int day)
	{
		super(year, month, day);
	}
	public int getWeek()
	{
		int week = get(Calendar.WEEK_OF_YEAR);
		if(getMonth() == DECEMBER && week == 1)
			week = 53;
		return week;
	}
}