# import sys; input = sys.stdin.buffer.readline
# sys.setrecursionlimit(10**7)
from collections import defaultdict
con = 10 ** 9 + 7; INF = float("inf")

def getlist():
	return list(map(int, input().split()))

#処理内容
def main():
	N = input()
	n = len(N)
	A = 0
	B = 0
	for i in range(n):
		if N[-1 - i] == "7":
			A += 6 * (10 ** i)
			B += 10 ** i
		else:
			A += int(N[-1 - i]) * (10 ** i)

	print(A, B)

if __name__ == '__main__':
	main()