Find the sum of the numeric equivalents of all characters entered in a phrase. For example: for the phrase 'My name is test', the result should be a sum of the array:
[77 121 32 110 97 109 101 32 105 115 32 116 101 115 116] i.e. 1379
Make a checkerboard matrix
Which values occur exactly three times?
Make a Palindrome Number
Equal to their cube
Return median of a matrix
Remove white spaces at the end of the input string
Perimeter of a semicircle
Find NaNs in the matrix
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