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
Make a checkerboard matrix
select the primes of a vector
Find out value of sine given by degree.
Basic commands - Least common multiple
Area of square
Basics: counting digits of a number irrespective of the sign
Day counter function
ASCII sum of phrases
function to compute root mean square of first nn positive odd integers
Remove white spaces at the end of the input string
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