Stuff

import java.io.*;public class teht7 {	public static void main (String [] args) throws IOException {		int i;    char [] merkit;     BufferedReader stdin = new BufferedReader(new InputStreamReader(System.in));	   System.out.print("Anna yksi merkki > ");       merkit= stdin.readLine().toCharArray();   	   	tallenna(merkit);}public static void tallenna(char [] merkit) throws IOException {					BufferedWriter out;		out = new BufferedWriter(new FileWriter("merkkitaulukko.txt", true));	System.out.println("tiedosto avattu.");	out.write (merkit);			out.close();	System.out.println("tiedosto suljettu");		}}