#
# See ../READ.md
#

#
# Run as python ch-2.py < input-file
#

import fileinput

for max in fileinput . input ():
    for i in range (1, int (max) + 1):
        print "fizzbuzz" if i % 15 == 0 else\
                  "buzz" if i %  5 == 0 else\
              "fizz"     if i %  3 == 0 else\
               i