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
Maximum value in a matrix
Area of a Square
Convert given decimal number to binary number.
Matlab Basics II - Create a vector with a repeated entry
Sum the rows
Basics: counting digits of a number irrespective of the sign
Basic matlab numeric and string manipulations
Calculating the total earnings of a factory
Find NaNs in the matrix
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