Tested doing a Numpy version of day6.
Tested doing a Numpy version of day6.

$ time ./day6.py
<output cut off>
./day6.py  7,13s user 0,00s system 99% cpu 7,137 total

$ time ./day6_numpy.py
<output cut off>
./day6_numpy.py  0,17s user 0,00s system 97% cpu 0,172 total

Lajnold/adventofcode2015,Lajnold/adventofcode2015