In this task you are given a list of numbers and you need to find the average of each two consecutive values. The average of two numbers a and b is calculated as: (a + b) /2. The output should be a list of the averages of each two consecutive values. A list is presented with two brackets and comma-separated values, like: [1,2,3].

[Q]: [11, 88]
[A]: [49.5]


[Q]: [-16, 54, 42]
[A]: [19.0, 48.0]


[Q]: [-18, -11, -82, 70, 78, 31]
[A]:
[-14.5, -46.5, -6.0, 74.0, 54.5]


