public static voidmain(String[] args) { BufferedReader reader = null; BufferedWriter write = null; try { reader = new BufferedReader(newFileReader("o.txt")); write = new BufferedWriter(newFileWriter("copy.txt")); String line = null; while( (line=reader.readLine()) != null){ write.write(line); write.newLine(); write.flush(); } } catch(IOException e) { e.printStackTrace(); }finally { if(reader != null) { try { reader.close(); } catch (Exception e) { e.printStackTrace(); } } if (write != null) { try { write.close(); } catch (Exception e) { e.printStackTrace(); } } } }
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