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]: [65, -89, -12, -85, -58, 83]
[A]: [-12.0, -50.5, -48.5, -71.5, 12.5]


[Q]: [-56, 71, 54, -28, 75, -89, -82, 39, -12, 81, 37, 35, 39, 66, 60]
[A]: [7.5, 62.5, 13.0, 23.5, -7.0, -85.5, -21.5, 13.5, 34.5, 59.0, 36.0, 37.0, 52.5, 63.0]


[Q]: [-20, 3, 100, 21, -34, -20, 52, -60, -1, -2]
[A]:
[-8.5, 51.5, 60.5, -6.5, -27.0, 16.0, -4.0, -30.5, -1.5]