Nick Krichevsky 6b6716c9f5 Clean up day 4 solution		2020-12-04 02:30:55 -05:00
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day4.cpp	Clean up day 4 solution	2020-12-04 02:30:55 -05:00
Makefile	Add day 4 solution	2020-12-04 02:15:23 -05:00