import java.io.*;
// javac while_validate.java
public class while_validate
{
public static void main(String args[])throws IOException
{
InputStreamReader isr = new InputStreamReader(System.in);
BufferedReader br = new BufferedReader(isr);
String str = "";
int n = 0;
try{
System.out.println("---While Loop---");

int i = 0;
while (n != 9)
{
System.out.print("Please enter your age: ");
str = br.readLine();
n =Integer.parseInt(str);
System.out.println("You Entered : " + n);
}
System.out.println();

}//try
catch(NumberFormatException e) { System.out.println("data was blank");}
}//end of main
}//end of class