#coding=utf8

x = raw_input('输入：')
y = raw_input('输入：')

if x == "yes":
	print 'x = yes'
elif x == 'YES':
	print 'x = YES'
elif x = 'y':
	print 'x = y'	
else:
	print 'x = no'

	if y == 'yes':
		print 'y = yes'
	else:
		print 'y = no'
