Create a variable m as a magic square with the size 6 x 6
Magic squares are defined as square matrices, where the sum of all rows and columns are equal.
(Hint: see help magic)
Replace all the numbers above or equal to 20 with zero.
Find out missing number from a vector of 9 elements
Given area find sides
Concatenate two strings
Flip the vector from right to left
02 - Vector Variables 5
07 - Common functions and indexing 1
03 - Matrix Variables 3
07 - Common functions and indexing 3
03 - Matrix Variables 4
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