For given input matrix a, rotate it by 90 degrees and find the sum of the diagonals.
1 2 3 4
5 6 7 8
8 10 12 -2
-1 -3 -5 -7
Back and Forth Rows
Back to basics 13 - Input variables
Who has power to do everything in this world?
Degrees to Radian
Perimeter of a semicircle
Basic matlab numeric and string manipulations
function to compute root mean square of first nn positive odd integers
convert the number to binary format & count digits
Remove white spaces at the end of the input string
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