If a number (n) is provided as an input, find the square of the sum of the digits of the number.
If n = 21, the answer will be square of (2 + 1) = 9
what's the answer for (-4+3+1)??? last time I checked, the answer was zero!!!!
-4 + 3 +1=0 right. I don't remember you saying the absolute value in the instructions.
Return the 3n+1 sequence for n
Determine if input is odd
Convert from Base 10 to base 5
Let's get back to school, and create multiplication tables
Find the area of the four walls
Reverse a matrix
Find the dimensions of a matrix
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