s = "hello, world, let's try to play some fun game"
def prn(s):
m = s.split()
for word in m:
while word:
prefix, word = word[0:2], word[2:]
print(prefix)
prn(s)
cyA9ICJoZWxsbywgd29ybGQsIGxldCdzIHRyeSB0byBwbGF5IHNvbWUgZnVuIGdhbWUiCgpkZWYgcHJuKHMpOgogICAgbSA9IHMuc3BsaXQoKQogICAgZm9yIHdvcmQgaW4gbToKICAgICAgICB3aGlsZSB3b3JkOgogICAgICAgICAgICBwcmVmaXgsIHdvcmQgPSB3b3JkWzA6Ml0sIHdvcmRbMjpdCiAgICAgICAgICAgIHByaW50KHByZWZpeCkKCnBybihzKQo=