Write a script to round a variable x to 3 decimal places:
e.g. x = 2.3456 --> y = 2.346
Make one big string out of two smaller strings
Sum the elements in either diagonal of a square matrix
Return area of square
Array of Ones
Matlab Basics II - Create a vector with a repeated entry
Replace every 3rd element in a vector with 4
Matlab Basics - Switching Assignments
Matlab Basics - Convert a row vector to a column vector
Matlab Basics II - Extract last 3 elements of a vector
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