The word `internationalization` is sometimes abbreviated to `i18n`. This comes from the fact that there are 18 letters between the first `i` and the last `n`.  You are given a string s of length at least 3 consisting of lowercase English letters. Abbreviate s in the same way.
temp = input()
l = len(temp)
print(temp[0]+str(l)+temp[l-1])
temp = input()
l = len(temp)
print(temp[0]+str(l-2)+temp[l-1])