BufferedReader reader = new BufferedReader(new InputStreamReader(System.in)); ArrayList<String> list = new ArrayList<String>(); for (int i = 0; i < 5; i++) { String s = reader.readLine(); list.add(s); } int min = Integer.MAX_VALUE; for(int i = 0; i<5;i++) { list.get(i).length(); min = Math.min(min, list.get(i).length()); }System.out.println(min);