#include <iostream>
using namespace std;

int a,
    o;

string b;

int main()
{

   cin >> a;

   for(int i = 0; i < a; i++)
   {

      cout << endl;
      cin >> b;

      if(b.size() <= a) cout << b;

      else
      {
         o = b.size() - 2;
         cout << b[0] << o << b[a - 1];
      }

   }


}