n = int(input())
s = list(str(n))
s.reverse()
a = 0
b = 0

for i in range(len(s)):
    if s[i] == '7':
        a += 6*10**i
        b += 1*10**i
    else:
        a += int(s[i])*10**i
        b += 0
print(a, b)