Duplicate all elements in the array
The solution to this problem doesn't make any sense!!!
If you are using the word "duplicate" to mean multiply by 2, then the correct answer is [2,4,6], not [1,4,6]
Times 2 - START HERE
Find the numeric mean of the prime numbers in a matrix.
Number of 1s in the Binary Representation of a Number
Make a random, non-repeating vector.
Convert a vector into a number
calculate the length of matrix
to the 2 all elements
Calculate the average value of the elements in the array
Calculate the square root of a number
the average value of the elements
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