i = input()
string = []
x=0
for x in range(i):
    string.append(raw_input())
while(x<i):
    s = string[x-1]
    if len(s) >= 10:
        print str(s[0]) + str(len(s)-2) + str(s[len(s)-1])
    else:
    	print s
    x=x+1