with open('input.txt', 'r') as InputFile:
         a = InputFile.read()
a=int(a)
i = 1
f = 0
while (a//i != 0):
    (a//i)%10
    i*=10
    f+=1
f+=2
with open('output.txt', 'w') as OutputFile:
   OutputFile.write("*"*f + '\n' + "*" + str(a) + "*" + '\n' + "*"*f)