import sys
if sys.platform =='ios':
	import clipboard
	a=clipboard.get()
	a = a.split('\n')
	text = '\n'.join(a)
	with open('input_file.txt','w') as f:
		f.write(text)
	sys.stdin = open('input_file.txt')
	
n = int(input())
a = 0
tmp = n
t = 1
for i in range(10):
	if n % 10 == 7:
		a += t
	t *= 10
	n //= 10
	
print(a,tmp-a)