import java.io.*;

class LetturaCaratteri {
  public static void main(String args[])
  throws IOException {
    FileReader fr;
    fr=new FileReader("prova.txt");

    char c;

    c=(char) fr.read();
    System.out.println("Primo carattere: "+c);

    c=(char) fr.read();
    System.out.println("Secondo carattere: "+c);

    c=(char) fr.read();
    System.out.println("Terzo carattere: "+c);
  }
}