B

    #define _CRT_SECURE_NO_WARNINGS

    #include <iostream>
    #include <algorithm>
    #include <cmath>
    #include <string>
    #include <vector>
    #include <map>
    #include <set>
    #include <queue>
    #include <assert.h>

    using namespace std;

    #define ll long long
    #define ull unsigned long long
    const ll INF = 1e18;
    const double PI = acos(-1.0);



    int main()
    {
        //freopen("INPUT.TXT", "r", stdin);
        //freopen("OUTPUT.TXT", "w", stdout);
        ios::sync_with_stdio(false);

        int m;
        cin >> m;
        for (int i = 0; i < m; i++)
        {
            string s;
            cin >> s;
            int n = s.size();

            if (n <= 10)
            {
                cout << s << endl;
            }
            else
            {
                cout << s[0] << n - 2 << s[n - 1] << endl;
            }
        }

        //system("pause");
        return 0;
    }