# puzzle 0
def halfSequence(s):
length = len(s) // 2
part1 = s[0:length]
part2 = s[(length):len(s)]
return (part1, part2)
# puzzle 1
def distribute(s):
avg = sum(s) // len(s)
leftover = sum(s) % len(s)
return (([avg] * (len(s) - leftover) + ([avg + 1] * leftover)))
# puzzle 2
def inBoth(s1, s2):
s1 = list(s1)
return tuple([c for c in s1 if c in s2])
# puzzle 3
def inEither(s1, s2):
return tuple([c for c in list(s1) if c not in s2]) + tuple([c for c in list(s2) if c not in s1])
# puzzle 4
def isContained(w):
return [word for (i, word) in enumerate(w) if (len(inBoth(w[i - 1], w[i])) == len(w[i - 1]))]
print(isContained(["this", "at", "that", "is"]))
