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.
Word Counting and Indexing
Increment a number, given its digits
Convert a vector into a number
Add two numbers
Try 1.5.4: Celsius to Fahrenheit
05 - Vector Equations 1
04 - Scalar Equations 1
05 - Vector Equations 3
04 - Scalar Equations 2
07 - Common functions and indexing 2
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