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]: [-95, -83, 51, -80]
[A]: [-89.0, -16.0, -14.5]


[Q]: [-45, 34]
[A]: [-5.5]


[Q]: [91, -18, 67, 22, -93, -80, 47, -76, 87, 41, 19, 17]
[A]:
[36.5, 24.5, 44.5, -35.5, -86.5, -16.5, -14.5, 5.5, 64.0, 30.0, 18.0]