import java.io.*; import java.util.*; public class Main{ public static void main(String[] args) throws Exception{ Scanner sc = new Scanner(System.in); while(sc.hasNextLine()){ String line = sc.nextLine(); String[] ss = line.split("[^0-9]+"); int max = 0; ArrayList<String> list = new ArrayList<>(); for(String s : ss){ if(s.length() > max){ max = s.length(); list.clear(); list.add(s); }else if(s.length() == max){ max = s.length(); list.add(s); } } StringBuilder sb = new StringBuilder(); for(String item : list){ sb.append(item); } sb.append(",").append(max); System.out.println(sb.toString()); } } }