# =-=-=-= DAY 100 [Easy] =-=-=-=
#
# You are in an infinite 2D grid where you can move in any of the 8 directions:
# 
#  (x,y) to
#     (x+1, y),
#     (x - 1, y),
#     (x, y+1),
#     (x, y-1),
#     (x-1, y-1),
#     (x+1,y+1),
#     (x-1,y+1),
#     (x+1,y-1)
