H

#include <bits/stdc++.h>
using namespace std;

#define int long long

signed main()
{
    int t;
    cin >> t;
    while(t--){
        string s;
        cin >> s;
        int n = s.size();
        if(n <= 10){
            cout << s << endl;
        }else{
            cout << s[0] << (n - 2) << s[n - 1] << endl;
        }
    }
}