s = raw_input()
a = []
x = ''
for i in range(0, len(s)):
	if s[i] == '7':
		a[i] = '1'
	else:
		a[i] = '0'
for i in range(0, len(s)):
	x = x + a[i]
print str(int(s)-int(x)) + ' ' + str(int(x))