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 running product for a string of numbers
Flag largest magnitude swings as they occur
Get the elements of diagonal and antidiagonal for any m-by-n matrix
Who has power to do everything in this world?
Replacing a row
function to compute root mean square of first nn positive odd integers
convert the number to binary format & count digits
Check if there are white spaces in the input string
Check for keywords
count upper and lower case characters
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