8. Multiple assignment

n1, n2, n3, n4 = eval(input("Enter 4 grades separated by commas: ")) print("Mean:", (n1 + n2 + n3 + n4) / 4) x = 4 y = 5 suma, difference = x + y, x - y print(suma) print(difference) x, y = y, x print(x, y)

• To swap variables, the following sequence does not work!

Activity: CodeLens 8.2 (cl_l40_8a_en)

• One solution would be to use a temp variable.

Activity: CodeLens 8.3 (cl_l40_8b_en)

• Multiple assignment can also be used, which is more elegant.

Activity: CodeLens 8.4 (cl_l40_8c_en)

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