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]: [43, -57]
[A]: [-7.0]


[Q]: [-32, 19, 54, -51]
[A]: [-6.5, 36.5, 1.5]


[Q]: [-34, 25, -35, -32, 22, 27]
[A]:
[-4.5, -5.0, -33.5, -5.0, 24.5]