My solutions for google foobar
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This one was really simple, compared to the XORFest I did before: you just
get all the pairs that divide themselves with a larger number after, then do the
same again.
There's really nothing else to say, weird to see that as a level 3
def answer(l):
triples = 0
pairs = [0]*len(l)
for i in range(1, len(l)-1):
for j in range(i):
for i in range(2, len(l)):
for j in range(1, i):
triples += pairs[j]
return triples