n = int(input())
for _ in range(n):
    word = input()
    if len(word) > 10:
        print(f"{word[0]}{len(word) - 2}{word[-1]}")
    else:
        print(word)

using System;

class Program
{
    static void Main()
    {
        int n = int.Parse(Console.ReadLine());
        for (int i = 0; i < n; i++)
        {
            string word = Console.ReadLine();
            if (word.Length > 10)
            {
                Console.WriteLine($"{word[0]}{word.Length - 2}{word[^1]}");
            }
            else
            {
                Console.WriteLine(word);
            }
        }
    }
}

package main

import (
    "fmt"
)

func main() {
    var n int
    fmt.Scan(&n)

    for i := 0; i < n; i++ {
        var word string
        fmt.Scan(&word)
        if len(word) > 10 {
            fmt.Printf("%c%d%c\n", word[0], len(word)-2, word[len(word)-1])
        } else {
            fmt.Println(word)
        }
    }
}

n = gets.to_i
n.times do
  word = gets.chomp
  if word.length > 10
    puts "#{word[0]}#{word.length - 2}#{word[-1]}"
  else
    puts word
  end
end

use std::io::{self, BufRead};

fn main() {
    let stdin = io::stdin();
    let lines: Vec<String> = stdin.lock().lines().map(|line| line.unwrap()).collect();
    
    let n: usize = lines[0].parse().unwrap();
    
    for i in 1..=n {
        let word = &lines[i];
        if word.len() > 10 {
            println!("{}{}{}", &word[0..1], word.len() - 2, &word[word.len()-1..]);
        } else {
            println!("{}", word);
        }
    }
}

fun main() {
    val n = readLine()!!.toInt()
    repeat(n) {
        val word = readLine()!!
        if (word.length > 10) {
            println("${word.first()}${word.length - 2}${word.last()}")
        } else {
            println(word)
        }
    }
}