#include<bits/stdc++.h>
using namespace std;
int main()
{
int z,n;
cin>>n;

string a;

for(int i=0;i<n;i++)
{
cin>>a;
if(a.length()<=10)
	{
		cout<<a<<endl;
	}
else

{cout<<a[0];
z=a.length();
cout<<z-2;
cout<<a[z-1]<<endl;
}}

}