ATM PIN Verifier

import java.util.*;

public class Main {
public static void main(String[] args) {
int n=3,p=0;
Scanner s=new Scanner(System.in);
do
{
System.out.println("Enter your PIN,Number of chances left are: "+n);
p=s.nextInt();
if(p>=1000 && p<=9999)
{
System.out.println("Login succesfull");
break;
}
else
{
System.out.println("Incorrect PIN,try again");
n--;
}
}while(n>0);

  if(n==0)
System.out.println("Login Failed and your account has been blocked, Please contact Bank's Administration");
}

}