but this problem is not in 2013 and downer versions
answer:y = round(x,3)
why roundn not work?
@arsenic 陈: roundn is a toolbox function. Cody only supports functions in basic MATLAB.
Reverse the vector
Find the sum of the elements in the "second" diagonal
Getting logical indexes
sum of first 'n' terms
Finding an element in a vector
Matlab Basics II - Unit Conversion
Matlab Basics II - Max & Index of Max
Matlab Basics - Switching Assignments
Matlab Basics - Pick out parts of a vector
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