[subject line]
add first Impl for max Rectangular
[Bug input/output]
input   output  expected
["01","10"] 2   1
[Fix]
[subject line]
fix for previous issue, not adding h
[Bug input/output]
input   output  expected
["0010","1111","1111","1110","1100","1111","1110"]  9   12
[Fix]
[subject line]
add max Rectangular and level order traversal
[Bug input/output]

[Fix]