import java.util.*;
public class Main {
public static void main(String[] args) {
Scanner sc=new Scanner(System.in);
int n=sc.nextInt();
for(int i =0;i<=n;i++)
{
String x=sc.nextLine();
if(x.length()>10)
{
char[] ch = x.tocharArray();
System.out.print(ch[0]);System.out.print(x.length()⑵);System.out.print(ch[x.length()⑴]);
System.out.println();
}
else
System.out.println(x);
}
}
}