Solve problem "Swap neighbours" online - Learn Python 3 - Snakify

Swap neighbours


Statement

Given a list of numbers, swap adjacent items in pairs (A[0] with A[1], A[2] with A[3], etc.). Print the resulting list. If a list has an odd number of elements, leave the last element in place.
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In all the problems input the data using input() and print the result using print().

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