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]: [-56, 32, -54]
[A]: [-12.0, -11.0]


[Q]: [29, -54, 81, -85, 51, -12, -11, -68, 38, 83, 46]
[A]: [-12.5, 13.5, -2.0, -17.0, 19.5, -11.5, -39.5, -15.0, 60.5, 64.5]


[Q]: [-81, 91, 12, -96, 33, -69, -12, 22, -55, -57, 7, -18, 42, -13]
[A]:
[5.0, 51.5, -42.0, -31.5, -18.0, -40.5, 5.0, -16.5, -56.0, -25.0, -5.5, 12.0, 14.5]