Change this to your question / problem / query
import java.util.ArrayList;
import java.util.Scanner;
import java.util.regex.Matcher;
import java.util.regex.Pattern;
public class Emailvalidation {
public static void main(String[] args) {
int i;
ArrayList<String> emails = new ArrayList<String>();
Scanner s =new Scanner(System.in);
String s1=s.next();
emails.add(s1);
String regex = "^[A-Z]{5}[0-9]{4}[A-Z]{1}?$";
Pattern pattern = Pattern.compile(regex);
Pattern p = Pattern.compile("AP");
Matcher m = p.matcher(s1);
while( m.find() ) {
System.out.println("ఆంధ్రప్రదేశ్");
}
for(String email : emails){
Matcher matcher = pattern.matcher(email);
System.out.println(email +" : "+ matcher.matches());
}
}
}