day01:A =>            1150  (   130us)
day01:B =>            6738  (   161us)
day02:A =>     31839939622  ( 14191us)
day02:B =>     41662374059  (135384us)
day03:A =>           16812  (   154us)
day03:B => 166345822896410  (   356us)
day04:A =>            1518  (   304us)
day04:B =>               0  (     9us)
                            ----------
                             150768us