#include <iostream>
#include <string>

using namespace std;

int main() {
    int n;
    cin >> n;

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

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