Y by
For all integers
, a non-negative integer
is written on the point
on the coordinate plane. Initially,
and the value written on all remaining points is
.
For integers
that satisfies
, define 'Seehang' as the act of reducing
by
, selecting 3 of
and increasing them by 1.
Prove that after a finite number of 'Seehang's, it cannot be
for all integers
.





For integers





Prove that after a finite number of 'Seehang's, it cannot be

