Y by VicKmath7, stroller, Adventure10
A
table is filled with zeroes.In every step we can either take a row add
to every cell and shift it one unit to right or take a column reduce every cell by
and shift it one cell down. Can the table with the top right
and bottom left
and all other cells zero be reached?





This post has been edited 4 times. Last edited by matinyousefi, May 24, 2020, 10:58 PM