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]: [-64, -46, 21, -97, -86]
[A]: [-55.0, -12.5, -38.0, -91.5]


[Q]: [69, -90, -81, -41, -38, -41, 15, 55, 18, -24, 52, -55, 79, 84, -59]
[A]: [-10.5, -85.5, -61.0, -39.5, -39.5, -13.0, 35.0, 36.5, -3.0, 14.0, -1.5, 12.0, 81.5, 12.5]


[Q]: [6, 80, -33, -48, -65, 9, 53, 34, 54]
[A]:
[43.0, 23.5, -40.5, -56.5, -28.0, 31.0, 43.5, 44.0]