n = io.read("*n")
ret, m, mul = 0, n, 1
while(0 < m) do
    a = m % 10
    if(a == 7) then a = 6 end
    ret, m, mul = ret + mul * a, math.floor(m / 10), mul * 10
end
io.write(string.format("%d %d\n", ret, n - ret))