Write a function that swaps two numbers x and y. Example, if x=5 and y=20, then after the function is called the new values of x and y should be x=20 and y=5. Write the code.

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Kevin on 30 Jun 2014

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Answered: C.J. Harris on 30 Jun 2014

x=5 y=20

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C.J. Harris on 30 Jun 2014

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[x,y] = deal(y,x)

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