Need help with errors

import javax.swing.*;
import java.util.*; 
import java.text.*;
 
public class CoffeeDriver
{
 
public static void sortName(Items arr[]) {
 
        Arrays.sort(arr, Items.NAME_ORDER);
		  String out="";
        for(Items item : arr){
            out+= item.toString()+"\n";
        }
        JOptionPane.showMessageDialog(null, out);    }

public static void sortPrice(Items arr[]){
        
		  Arrays.sort(arr, Items.PRICE_ORDER);
        String out="";
        for(Items item : arr){
            out+= item.toString()+"\n";
        }
        JOptionPane.showMessageDialog(null, out);  
	 }
 
public static void main(String []args)
{
String userSorted; 
int x;
 
  Items arr[] = new Items[5];
   arr[0] = new Items();
	arr[0].setItemName("Coffee");
	arr[0].setItemPrice(1.00); 
	arr[1] = new Items();
	arr[1].setItemName("Water");
	 arr[1].setItemPrice(2.00);
	 arr[2] = new Items();
	 arr[2].setItemName("Milk");
	 arr[2].setItemPrice(1.50);
	  arr[3] = new Items();
	  arr[3].setItemName("Bagel");
	  arr[3].setItemPrice(1.25);
	   arr[4] = new Items();
		arr[4].setItemName("Donut");
		arr[4].setItemPrice(0.75);
		int selectSort;
		JOptionPane.showMessageDialog(null, "Welcome to The Coffee Shop!");
		userSorted = JOptionPane.showInputDialog(null, "We have a great list items on our menu. Would you like to see these items sorted by name or by price? (n / p)");
		 selectSort = Integer.parseInt(userSorted);
	
	
		  if (selectSort == n)
 		   sortPrice(arr);
		 	  if (selectSort == p)
				 sortName(arr);
		   	
System.exit(0);
				 
}
}

CoffeeDriver.java:54: error: cannot find symbol
		  if (selectSort == n)
		                    ^
  symbol:   variable n
  location: class CoffeeDriver
CoffeeDriver.java:56: error: cannot find symbol
		 	  if (selectSort == p)
		 	                    ^
  symbol:   variable p
  location: class CoffeeDriver