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]: [-19, 3, -82, 68, -38, 19, -48, -86]
[A]: [-8.0, -39.5, -7.0, 15.0, -9.5, -14.5, -67.0]


[Q]: [6, 44, -61, -38, -97, -71, -15, 82, -43, -5, -75, 15, 58]
[A]: [25.0, -8.5, -49.5, -67.5, -84.0, -43.0, 33.5, 19.5, -24.0, -40.0, -30.0, 36.5]


[Q]: [3, 92, -40, 77, 67, 71, 80]
[A]:
[47.5, 26.0, 18.5, 72.0, 69.0, 75.5]