Problem:
Score : 200 points

Problem Statement

The word internationalization is sometimes abbreviated to i18n.
This comes from the fact that there are 18 letters between the first i and the last n.

You are given a string s of length at least 3 consisting of lowercase English letters.
Abbreviate s in the same way.

Constraints

3 ≤ |s| ≤ 100 (|s| denotes the length of s.)

s consists of lowercase English letters.

Input

Input is given from Standard Input in the following format:

s

Output

Print the abbreviation of s.

Sample Input 1

internationalization

Sample Output 1

i18n

Sample Input 2

smiles

Sample Output 2

s4s

Sample Input 3

xyz

Sample Output 3

x1z

Solution in Java8 (OpenJDK 1.8.0) (judge verdict: Accepted)

import java.io.*;
class Main {
    public static void main(String args[]) throws IOException {
      BufferedReader in = new BufferedReader(new InputStreamReader(System.in));
      String s = new String(in.readLine());
      String[] ar = s.split("");
      int a = ar.length;
      int b = a - 2;
      System.out.println(ar[0] + b + ar[a-1]);
    }
}