Given a matrix of any size, convert it into a column vector.
e.g A=[10 20 30;
40 50 60]
B = [10;
Test if two numbers have the same digits
The sum of the numbers in the vector
Find a Pythagorean triple
Deleting an element in a matrix
Matrix multiplication across rows
Create an index-powered vector
Let's get back to school, and create multiplication tables
Who is the baby and who is the daddy in this family?
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