In a matrix, A = [1,2;3,4]
raise the power of each element like: 1^1+2^3+3^2+4^4 and add it all to produce the result 274
Find the sum of the elements in the "second" diagonal
Sum of series I
Matlab Basics II - Extract last 3 elements of a vector
Rotate a matrix for 180 degree
Find hen's weight.
Basics: counting digits of a number irrespective of the sign
find number of times of occurrence of the most frequent number in a row vector
Sum of unique multiples of 3 and 5
Find NaNs in the matrix
convert the number to binary format & count digits
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