ublic class Main { public static void main(String[] args) throws IOException { String FileWe = "FileWe.txt"; String FileWy = "FileWy.txt"; String word = "ksiazke"; search(FileWe,FileWy,word); } public static void search(String FileWe, String FileWy, String word) throws IOException { String text[] = {"Jacek kupil dom", "jutro kupie ksiazke", "przeczytam ksiazke jak skoncze prace"}; FileWriter fw = new FileWriter(FileWe); BufferedWriter bw = new BufferedWriter(fw); bw.write(text[0]); bw.newLine(); bw.write(text[1]); bw.newLine(); bw.write(text[2]); bw.close(); FileWriter fw1 = new FileWriter(FileWy); BufferedWriter bw1 = new BufferedWriter(fw1); BufferedReader br = new BufferedReader(new FileReader(FileWe)); String line = br.readLine(); while (line != null) { if (line.contains(word)) { bw1.write(line); bw1.close(); } } } }