public class Solution {
    public static void main(String[] args) throws IOException {
        //напишите тут ваш код
        BufferedReader reader = new BufferedReader(new InputStreamReader(System.in));
        ArrayList<String> list = new ArrayList<>();
        for (int i = 0; i < 10; i++){
            list.add(reader.readLine());
             }
        int min = 0;
  for (int i = 0; i < list.size()-1; i++){
      if (min <= list.get(i).length()){
      min = list.get(i).length();}

      else
          {  System.out.print(i);
       break;
     }

  }

    }
}