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How do I add 1 to all even numbers and add 3 to all odd numbers in a vector?

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EiGi
EiGi 2016-10-3
回答： michael 2016-10-3
I have no idea how to do this.I already created a vector by typing: vec = round(-10 + 35* rand(1,30)); and next I am suppose to add 1 to all the even numbers and add 3 to all odd numbers. Thank you in advance for the help.

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采纳的回答

michael
michael 2016-10-3
vec=vec+1+mod(vec,2)*2;

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Walter Roberson
Walter Roberson 2016-10-3
Hint:
mask1 = vec > 7
vec(mask1) = vec(mask1) * 5

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