// Demonstreerib meetodit read().
import java.io.*;

class UseRead {
  public static void main(String args[]) 
    throws IOException
  {
    char c;

    System.out.println("Sisesta sümbolid, 'q' lõpetab.");

    // read characters
    do {
      c = (char) System.in.read();
      System.out.println(c);
    } while(c != 'q');
  }
}