#include <bits/stdc++.h>

using namespace std;

int main()
{
    long long t;
    cin>>t;
    while(t--)
    {
        string s;
        cin>>s;
        if(s.length()<=10)
        {
            cout<<s<<endl;
            continue;
        }
        cout<<s[0]<<s.length()-2<<s[s.length()-1]<<endl;
    }
    return 0;
}