import static pt.ua.prog.WIO.*; import java.io.*; class ex4Teste { public static void main(String [] args) throws IOException { BufferedReader br; BufferedWriter bw; String inFile = "input.txt"; String outFile = "output.txt"; try { br = new BufferedReader(new FileReader(inFile)); } catch(Exception e) { println("Erro a abrir ficheiro de input"); return; } try { bw = new BufferedWriter(new FileWriter(outFile)); } catch(Exception e) { println("Erro a abrir ficheiro de output"); return; } int tiragens = 0; String s; try { do { s = br.readLine(); if(s!=null) tiragens++; }while(s!=null); bw.write("O jornal teve " + tiragens + " tiragens\n"); } catch(Exception e) { println("Erro a ler/escrever"); } br.close(); bw.close(); } }