Contest1340/F.java

import java.util.Scanner;
  
public class Main {
    public static void main(String[] args) {
        Scanner cin = new Scanner(System.in);
        while (cin.hasNext()) {
            String s = cin.next();
            if (s.length() == 32) {
                int s1 = F(s.substring(0, 8));
                int s2 = F(s.substring(8, 16));
                int s3 = F(s.substring(16, 24));
                int s4 = F(s.substring(24, 32));
                System.out.println(s1 + "." + s2 + "." + s3 + "." + s4);
            } else {
                String[] c = s.split("\\W+");
                for (int i = 0; i < c.length; i++) {
                    System.out.print(S(c[i]));
                }
                System.out.println();
            }
        }
    }
  
    private static String S(String s) {
        Integer x = Integer.parseInt(s, 10);
        String k = Integer.toString(x, 2);
        if (k.length() < 8) {
            String t = "";
            for (int i = 0; i < 8 - k.length(); i++) {
                t += "0";
            }
            String q = t + k;
            return q;
        } else
            return k;
    }
  
    private static int F(String s1) {
        return Integer.parseInt(s1, 2);
    }
}