# rajasekhar vanjarapu
# Twenty_seven_lines.py

# problem statement:
# print 27 lines 
# using the nine line function
# which uses three line functions

def nine_lines():
	three_lines()
	three_lines()
	three_lines()

def three_lines():
	print
	print
	print

print "first line"
nine_lines()
nine_lines()
nine_lines()
print "last line"
