

def main():
	i = 0   # integer i=0
	x = 119.0   # x = 119.0

	for i in range(120):

		if( (i%2)==0 ):
			x += 3.0
		else:
			x -= 5.0

	s = "The value of x is x = %3.2e" % x
	print(s)


if __name__ == "__main__":
	main()	