#include <iostream>
#include <string>
using namespace std;
int main() {
int n;
cin >> n;
while(n--) {
string s;
cin >> s;
int len = s.length();
if(len > 10) {
cout << s[0]
<< len - 2
<< s[len - 1]
<< endl;
} else {
cout << s << endl;
}
}
return 0;
}
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