if input n =1,
generate a matrix y = 
Hi Pruthvi: Thanks for submitting this problem. You're going to need to provide more information than this in order for people to solve this problem. You give no indication of what happens as n gets larger. In general, you don't want people to have to inspect your test suite just to figure out what's going on.
It is a hadamard transform matrix.
should have given more description.
Swap the first and last columns
Given an unsigned integer x, find the largest y by rearranging the bits in x
Bottles of beer
kmph to mps
Try 1.5.4: Celsius to Fahrenheit
Find the area of a rectangle if length of the diagonal is given.
find the relation...
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